1) He looked tired out.

他看上去累极了。
2) He wore a look of abstraction.

他看上去出了神。
3) He looks tired.

他看起来累了。
4) You look tired.

你看上去很累。
5) I observed him going out.

我看见他出去了。
6) He's gone to work.

他上班去了。
参考词条