sad adj. 难过的；悲哀的，伤心的。
例句：
She looked sad and tired.
她看上去又伤心又疲惫。
We are very sad to hear that you are leaving.
听说你要走了，我们十分难过。
扩展资料
How can anyone look sad at an occasion like this?
在像这样的一个场合怎么会有人看上去悲伤呢？
I was very sad indeed to hear of your father's death.
听到令尊大人去世，我感到非常难过。
How sad that all his hard work should come to nothing.
他的所有辛勤劳动竟全部付诸东流，太让人伤心了。
It is desperately sad news and I am absolutely shattered to hear it.
这是极为令人悲伤的消息，我听后完全被击垮了。
The elm trees are all dying, said Palmer, with a sad shake of his head.
“这些榆树全都要死了，”帕尔默说道，难过地摇了摇头。
