Katalyst
n. [化] (=catalyst)催化剂
🗣️ 情景例句
Maybe he can do the same thing for your grandfather.
也许他能为你爷爷做同样的事。
Cast not your pearls before swine.
明珠莫投暗。
I did not fancy the idea and I reluctantly followed Robert out of the room.
我并不喜欢这个主意，所以我勉强跟着罗伯特走进了起居室。