Pentamethyl
五甲基
🗣️ 情景例句
I think that really answers your questions, Marilyn.
我觉得这确实解决了你的问题， Marilyn。
The more haste, she less speed.
欲速则不达。
Yes, so we had better look over your specifications.
是的，所以我们最好先把您的规格说明细看一遍。