Epidithio-
[化] 环二硫; 桥二硫
🗣️ 情景例句
Is this harmful to kids?
这对孩子有害吗？
The small courtesies sweeten life; the greater ennoble it.
有点礼貌使生活愉快，多点礼貌使生活高尚。
One moring she was working at her desk in the library when a boy came in.
一天早上，她正在图书馆里伏案工作，这时，一个男孩走进来。