Pacemaker enzyme
[化] 定步酶
🧩 词语组成解析
pacemaker
[['peisˌmeikə]]
n. 带步人, 标兵, 起搏器\\n[医] 起搏点, 起搏器
🗣️ 情景例句
Could I trouble you with something for a moment please?
请问可以麻烦你一下吗？
What a shame! Or That's too bad.
真是遗憾。
I'm thinking.
我在思考。