Botanical pesticide
[化] 植物性农药
🧩 词语组成解析
botanical
[bə'tænikəl]
adj. 植物学的;
🗣️ 情景例句
I'm so sorry.
很抱歉。
They are so busy these days, that they don't even have time for their friends.
他们最近忙得没法和朋友见面。
and assuming such an automatic messenger picked up our first broadcasts of the 1920's,
假定外星人的这种自动化信息装置接收到了我们二十世纪二十年代的第一次广播信号，