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
It is not as difficult as it looks.
这并不像看起来那丢难。
It's very annoying.
真烦人。
My speech was ill-form and not pleasant to hear.
我的言语变调走样，很不好听。