Heh
n. 嗨！（表示惊异质问）
🗣️ 情景例句
It won't hurt you to try it.
你不妨试试。
In secondary school, children study mathmatic、phsicas and chemistry.
中学的小孩会读到数学、物理和化学。
That proved to be my undoing, for I soon got back to my old bad habit of dozing off in front of the screen.
这下我可完了，因为不一会儿，我就恢复了以前的坏习惯，在屏幕前打起瞌睡来。