Pirazolac
氯苯基氟苯基吡唑乙酸
🗣️ 情景例句
John is tied up at the present time.
John现在有事。
What's your nationality?I'm a naturalized American.
我是加入美国国籍的美国人，你的国籍是什么？
To know everything is to know nothing.
样样通，样样松。