Pyridinitrile
病定清
🗣️ 情景例句
I haven't made a dent in my paperwork.
我的那些文件没怎么动。
You shouldn't refuse the children's request.
拒绝孩子们的恳求是件不好的事。
OK. Thank you. Goodbye.
好的，谢谢您。再见！