Compound catalyst
[化] 复合催化剂
🧩 词语组成解析
🗣️ 情景例句
But then I found out that people are the same everywhere
但是后来我发现哪里的人都是一样的
A sow, when washed; returns to the muck.
江山易改，本性难移。
and an American-made dialysis machine needs the EU's okay before is hits the market in Europe.
而美国制造的透析仪也要得到欧盟的首肯才能进入欧洲市场。