Acetoform
环六亚甲基四胺, 乌洛托品
🗣️ 情景例句
Your first great-grandchild.
你的第一个曾孙。
Rain is falling.
外面在下雨。
When he received a very rude reply from one of the workmen.
其中一个工人粗鲁地回了几句。