Ethylethanolamine
[机] 乙基乙醇氨
🗣️ 情景例句
You really must have your wits about your when dealing with such people.
跟这类人打交道，你必须格外警觉。
We're in competition with several other companies for the contract.
我们与另外几家公司逐争取这个合同。
It's six o'clock.
六点钟了。