Hexabiscarbacholine
己氨胆碱
🗣️ 情景例句
My mother has a touch of the flu.
我妈得流感了。
The price we offered is more favorable than the quotations you can get from our competitors, I'm afraid.
恐怕我方报价比您从我方竞争对手那儿得到的报价更优惠。
No, I don't.
不知道。