EN: Use 'How to + verb' as a common phrase pattern to express 'the way to do something'. It is often used in titles, guides, and headings.
中文: 「How to + 原形動詞」表示「如何做某事」或「做某事的方法」,常用於文章標題、指南或說明。
How to find stars with a phone app.
如何用手機應用程式尋找星星。
EN: Use the pattern 'a great time to + verb' to talk about a good opportunity or moment to do something.
中文: 使用「a great time to + 動詞原形」句型,表示做某件事的「好時機」或「大好機會」。
Spring is a great time to visit Japan.
春天是去日本旅遊的好時機。
EN: Use 'between A and B' to talk about something being in the middle of two things, places, or people.
中文: 使用「between A and B」來表示某物或某人位在兩者之間。
The park is between the library and the school.
這座公園位在圖書館和學校之間。
EN: In astronomy, when Earth passes directly between the sun and an outer planet, this event is called 'opposition'. During opposition, the planet appears at its brightest and is visible all night.
中文: 在天文學中,當地球運行到太陽與外行星正中間時,這個現象被稱為「衝」(opposition)。在「衝」的期間,該行星在夜空中最明亮,且整夜可見。
EN: Use 'and' to connect two actions done by the same subject. Notice both verbs ('rises' and 'stays') end in '-s' because 'Saturn' is singular.
中文: 使用「and」連接同一個主詞所做的兩個動作。請注意,因為主詞「土星 (Saturn)」是單數,所以兩個動詞(rises 和 stays)後面都要加「-s」。
He works in the day and sleeps at night.
他白天工作,晚上睡覺。
EN: Use the superlative adjective 'closest' (the most close) to describe the point with the least distance. It is often followed by 'to + noun' to show what it is close to.
中文: 使用最高級形容詞「closest」(最近的)來描述距離最短的一點。後面常搭配「to + 名詞」,表示距離某個對象最近。
This is the closest planet to the sun.
這是距離太陽最近的行星。
EN: In astronomy, the moment an outer planet like Saturn is closest to Earth usually happens around 'opposition'—when Earth is directly between the planet and the sun, making it appear biggest and brightest.
中文: 在天文學中,外行星(如土星)最接近地球的時刻通常發生在「衝」(opposition)前後——即地球恰好運行至太陽與該行星之間,此時該行星在夜空中看起來最明亮也最大。
EN: Use 'can' + base verb to express ability or possibility. Prepositions like 'with' (using) and 'without' (not using) show how something is done.
中文: 使用「can + 原形動詞」表示能力或可能性。介系詞 with 表示「用/藉助」,without 則表示「不用/沒有」,用來說明動作進行的方式。
You can read the book easily with your glasses, without any help.
戴上眼鏡,你不用任何人幫忙就能輕鬆閱讀這本書。
EN: In astronomy, observing 'with your eyes, without a telescope' is commonly referred to as seeing something with the 'naked eye'.
中文: 在天文學中,不用望遠鏡而「只用眼睛看」通常會稱為用「肉眼」(naked eye)觀察。
EN: We use 'look like + noun' to describe what someone or something resembles in appearance.
中文: 我們使用「look like + 名詞」來描述某人或某物的外觀「看起來像……」。
That cloud looks like a rabbit.
那朵雲看起來像一隻兔子。
EN: In astronomy, an easy way for stargazers to distinguish planets from stars is that planets usually shine with a steady light, whereas stars twinkle due to Earth's atmospheric turbulence.
中文: 在觀星常識中,分辨「行星」與「恆星」最簡單的方法就是:行星(如土星)的光芒通常是穩定不變的,而恆星因為距離極為遙遠且受地球大氣層擾動影響,看起來會閃爍不定(twinkle)。
EN: This sentence is an imperative sentence (giving an instruction or direction). It starts directly with a prepositional phrase followed by the base form of the verb 'look' without mentioning 'you'.
中文: 這是一個祈使句(用於給予指示或指引方向)。句子在介系詞片語後直接使用原形動詞「look」,省略了主詞「you」。
Turn right at the traffic lights.
在紅綠燈處右轉。
EN: In astronomy and stargazing guides, instructions are given for specific local times and cities (like London) because celestial bodies appear in different directions depending on the observer's latitude and local time zone.
中文: 在天文觀星指南中,通常會指定特定城市(如倫敦)與當地時間,因為天體在天空中的方位會隨著觀察者所在的緯度和當地時間而有所不同。
EN: We can put a noun phrase right after another noun (separated by a comma) to explain or describe what it is. This is called an appositive.
中文: 我們可以在名詞後面加上逗號,接著另一個名詞片語,用來進一步解釋或補充說明前一個名詞(同位語用法)。
Paris, the capital of France, is famous for art.
巴黎,法國的首都,以藝術聞名。
EN: The 'Great Square of Pegasus' is a well-known asterism (a recognizable star pattern) in the autumn night sky of the Northern Hemisphere, often used by stargazers as a landmark to find other planets and constellations.
中文: 「秋季四邊形」(Great Square of Pegasus)是北半球秋季夜空中著名的星群(非單一星座),觀星者常以它作為重要地標,用來尋找周邊的其他行星與星座。
EN: Use an imperative sentence (verb starting without a subject) followed by 'and' to show cause and effect: 'Do this, and that will happen.'
中文: 使用祈使句(動詞原形開頭)加上「and」,可以表示「只要做這件事,就會產生某個結果」(做了……,就會……)。
Study hard, and you will pass the exam.
努力讀書,你就會通過考試。
EN: In astronomy, planets like Saturn appear to move slowly compared to the fixed 'background' stars because planets orbit the sun closer to Earth. The preposition 'against' here means 'in contrast to or in front of a background.'
中文: 在天文學中,行星(如土星)繞太陽公轉,因此從地球上看,它們在恆星組成的「背景」前會每天改變位置。這裡介系詞「against」表示「以……為對比背景」。
EN: Use 'need + noun + to + verb' to express what tool or action is required to achieve a specific goal.
中文: 使用「need + 名詞 + to + 原形動詞」結構,用來表達「需要某物以達成某個目的」。這裡的 to 帶出的是目的。
You need a ticket to enter the museum.
你需要一張票才能進入博物館。
EN: Saturn is widely known for its prominent ring system, first observed by Galileo Galilei in 1610. While Saturn itself is visible to the naked eye as a bright dot, a backyard telescope is required to resolve its distinctive rings.
中文: 土星最著名的特徵就是其壯麗的光環系統,最早由伽利略於 1610 年觀察到。雖然肉眼就能看見土星發出的亮光,但必須藉助小型的家用望遠鏡才能清晰分辨出它的光環結構。
EN: Use 'even' before a comparative adjective or adverb (like 'higher') to mean 'still more' or emphasize the difference.
中文: 在比較級形容詞或副詞(如 higher)前面加上「even」,表示「更加……」或「甚至更……」,用來加強語氣與對比程度。
Today is cold, but tomorrow will be even colder.
今天很冷,但明天會更加寒冷。
EN: The phrase 'southern half of the world' is a simple, everyday way to say the 'Southern Hemisphere' (countries like Australia, New Zealand, South Africa, etc.). Because of Earth's tilt and latitude, planets and constellations appear at different heights in the sky depending on where you are.
中文: 「southern half of the world」是「南半球(Southern Hemisphere)」的口語化日常說法(例如澳洲、紐西蘭、南非等地區)。由於地球的緯度不同,從南半球觀看夜空時,土星等星體在天空中的仰角會比在倫敦等北半球地區看起來更高。
重要單字附有 IPA 發音、定義、例句和互動式測驗。
在本文中: 可看見的
在本文中: 望遠鏡
在本文中: 閃爍;閃閃發光
在本文中: 行星
在本文中: 著名的;出名的
在本文中: 筆直地;直接地
在本文中: 南方的;南部的
在本文中: (天體)升起
片語包含類型標示、雙語定義、用法說明和例句。
throughout the entire night
整夜;徹夜
the sky as seen at night, especially with reference to the stars or planets visible
夜空
to move through the space separating two objects or people
穿過兩者之間;從…之間經過
the location or time at which an object is nearest to another
最近點;最近距離