PRON-SING
（书面英语中泛指人）他，她（有些人不喜欢这种用法，更倾向于使用 he or she 或 they）
In written English, he is sometimes used to refer to a person without saying whether that person is a man or a woman. Some people dislike this use and prefer to use 'he or she' or 'they'.
例句
The teacher should encourage the child to proceed as far as he can, and when he is stuck, ask for help.
老师应该鼓励孩子尽量自己去做，遇到困难时，寻求帮助。