Phytoncide
植物杀菌素
🗣️ 情景例句
By this time next week we shall be in London.
下星期的这个时间我们将在伦敦。
He is in difficulty in his business.
他在事业上遇到困难了。
Mum, this is my teacher, Miss Gao.
妈妈，这位是我的老师，高小姐。