Sepcete
薄膜型液相色谱填充剂
🗣️ 情景例句
I want to thank you for placing such a big order with us. You won't be disappointed.
谢谢你下了这么大的订单，你一定不会失望的。
It would help if you could try to speak a little slower.
请你尽量放慢说话速度。
I think she is at home.
我想她在家里吧。