Semialdehyde
半醛
🗣️ 情景例句
Well... they want me to,
这……他们希望这样。
I hesitate to ask you, but will you lend me some money?
也许我不该问你，你能借我一些钱吗？
Yes. I don't think it's necessary to buy the bigger one.
有哇。我认为没必要买较大的机子。