Hepes
[医][=hydroxyethyl piperazine ethanesulfonic acid]羟乙基哌嗪乙磺酸
🗣️ 情景例句
The roads are packed with holiday makers.
路上挤满了度假的人。
Excuse me, but do you handle remittance checks here?
打扰了，你们办理汇款支票吗？
First of all, they may have come to this planet of ours thousands or millions of years ago,
首先，他们可能在几千年前或几百年万年前已来过我们地球，