Phthalhydrazide
邻苯二甲酰肼
🗣️ 情景例句
How was your trip?
你这一趟旅途还好吧？
Then the whole family sits around the table, feasting and welcoming the first day of the new year.
然后全家围坐在桌旁吃团圆饭，迎接新年第一天的到来。
Then, send two cases please.
这样的话，就送两箱吧。