Catalyst life
[化] 催化剂寿命
🧩 词语组成解析
life
[laɪf]
n. 生活，生计;生命，性命;一生，寿命;人生，尘世;
🗣️ 情景例句
My little horse must think it queer
我的小马一定感到奇怪
One honest word is better than two oaths.
两句誓言不如一句实话。
I suppose it's better to be safe than sick.
我想安全总要比生病好。