Cdms
[医][=cyclohexane dimethanol succinate]环己烷二甲醇琥珀酸酯
🗣️ 情景例句
555-9470…and it's busy….
555-9470……还是忙音 ……
No,it isn't.
不，不是。
He speaks little Chinese, so it's difficult to communicate with him.
他只能讲一点汉语，所以和他交流很难。