Pentaethylated
五乙基化的
🗣️ 情景例句
OK. By the way, tell your wife she throws a successful party.
好。还有，请告诉你夫人，她办了一个很成功的宴会。
Friendless is the dead.
没有朋友者，等于是死人。
Suddenly, I saw the Officer's face light up.
突然，我看到官员脸上露出了得意的神色。