Onb
[医][=o-nitrobiphenyl]邻-硝基联苯
🗣️ 情景例句
Why don't you look at some houses, Marilyn?
何不去看一看房子呢， Marilyn？
She wants me to come as often as possible.
她希望我尽可能常来。
The weather was very cold, and many people were ill.
天气非常冷，很多人生了病。