Bisphenoid
(正交晶的或四方晶的)双榍
🗣️ 情景例句
We are going to
我们要
The building of the new road has been held up by bad weather.
这条新马路的修筑因天气恶劣而受阻。
Excuse me! Is this your bike?
打扰一下。这是你的自行车吗？