look 有很多不同意思,包括
1.看,打量,注视,盯 (at).
Look!你瞧!看哪!
We looked but saw nothing.我们看是在看,可是什么也没有看见.
2.(带有述语) 显得,好像.
He looks sick 他显得有病的样子.
He does not look his age.他看上去不像是有这个年纪的人.
He looks very tired.他好像很疲倦.
He looks every inch a worker.他没有一处不像工人.
It looks as though we should have a storm.好像要有暴风雨.
It looks like rain.看来要下雨.
He looked happy 他喜形于色.
3.留心,注意；弄清,查明..
4.(房屋等)朝着,面向；(事实、情况等)倾向…,倾向…
The house looks (to the) south.这房子朝南.
Conditions look toward war.局势趋向战争.
seem 的意思是
好像,似乎,看来好像,好像是.
因此,在上面一个具体定义里,look 和 seem 有相同意思,
并可互换,例：
He looked happy = he seemed happy
He looks every inch a worker = He seems every inch a worker
希望帮到了你,