catalyst

中文意思

• n. 催化劑
• n. 觸媒
• n. 促進因素

英文解釋

• n. (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
• n. something that causes an important event to happen

詞形變化

複數

catalysts

例句

1. n. 催化劑

   The teacher mixed two chemicals together and added a catalyst to speed up the reaction.

   老師將兩種化學物質混合在一起，並加入催化劑來加快反應速度。

2. n. 觸媒

   Modern cars are equipped with catalytic converters that use platinum as a catalyst to reduce pollution.

   現代汽車配備了觸媒轉化器，利用白金作為觸媒來減少污染。

3. n. 促進因素

   The new government policy acted as a catalyst for local business growth.

   政府的新政策成為在地企業成長的促進因素。