Polyalkane
聚链烷
🗣️ 情景例句
I'm sure it's in your purse, Mrs. Tobin.
我相信是在你的皮包 Tobin太太。
A good anvil does not fear the hammer.
好砧不怕锤。
I take it you don't agree.
这么说来，我认为你是不同意。