Hexestrol
己雌酚
🗣️ 情景例句
I've been studying all day, and I'm sick and tired of it.
我学了一天，现在感到厌倦。
How did you get so dirty?
你为什么弄得这么脏？
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了，