Acetoform
环六亚甲基四胺, 乌洛托品
🗣️ 情景例句
I feel sorry for the beggars, but I can't stand it when they teach their children how to beg.
我很同情乞丐，但我真的看不惯他们教孩子怎么样行乞。
Thank you. It was very kind of you.
谢谢，您太好了。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。