E600
[医] 对氧磷, 二乙基对硝基苯磷酸酯, 一六零零, E六零零(有机磷杀虫剂)
🗣️ 情景例句
Ask him to join us for lunch.
请他来和我们一起吃午饭。
One ploughs, another sow; who will reap no one knows.
有的耕，有的播，谁来收获很难说。
Precautions of this sort are necessary, for it is impossible to foretell the exact nature of the difficulties which will confront the pot-holer.
作出这样的准备是必要的，因为无法预见到洞穴探险者究竟会遇到什么性质的困难。