signal

中文意思

n. any nonverbal action or gesture that encodes a message
n. any incitement to action
n. an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes
adj. notably out of the ordinary

n. 信號
The red light on the dashboard is a signal that the engine is overheating.
儀表板上的紅燈是引擎過熱的信號。
n. 暗號
The kids created a secret signal so they would know when it was safe to enter the treehouse.
孩子們創立了一個祕密暗號，這樣他們就知道什麼時候可以安全進入樹屋。
n. 導火線
The sudden rise in fuel prices became the signal for widespread protests across the country.
油價的突然上漲成為全國各地爆發大規模抗議的導火線。
v. 發信號
The lighthouse continues to signal to ships approaching the dangerous rocky coast.
燈塔持續向接近危險岩岸的船隻發信號。
v. 標誌
The opening of the new research center signals a major step forward for local technology.
新研究中心的成立標誌著在地科技向前邁出的大步。
v. 示意
The waiter signaled to us that our table was ready in the dining area.
服務生向我們示意，我們在用餐區的座位已經準備好了。