Parallelosterism
同晶型组与化学成分的关系
🗣️ 情景例句
I'm Richard Stewart, and this is my wife, Marilyn.
我叫Richard Stewart ，这是我妻子 Marilyn。
What channel are you watching now?
现在你在看哪个新闻？
Shall I ask the shopkeeper if I can try it on?
要问问店主是否可以试穿一下？