Pyrethrone
[化] 除虫菊酮
🗣️ 情景例句
that you care about us.
关心我们大家。
Are you clear in your own mind what you ought to do.
你自己是否清楚该做什么？
The Great St.Bernard Pass connects Switzerland to Italy.
圣伯纳德大山口连接着瑞士与意大利，