Mannosamine
甘露糖胺
🗣️ 情景例句
You don't mean to tell me that you and ...
你不会是告诉我们你和……
I am pleased to say that we will be able to deliver the transport facilities you require.
很高兴告诉您你方要求的运输设备我方可以发货。
If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours.
如果不是因为土壤下面有一层坚硬的岩石，他们的营救工作仅用几个小时就可以完成了。