提示：点击例句中的单词，就可以看到词义解释

Man dozes off in a chair in downtown shanghai .

上海市中心，男子在椅子上打瞌睡。

He often dozes off while he 's at work .

他上班时常常打瞌睡。

He dozes in english class once in a while .

他偶尔在英文课打瞌睡.

He often dozes off while he 's in class .

他上课时常常都在打瞌睡。

You had seen that the animal dozes off appearance ?

你见过动物打瞌睡的样子吗？