Chess champion Bobby Fischer is deep in thought during a match.

国际象棋世界冠军鲍比·菲舍尔是在一场比赛中沉思。

youdao

Now this idea is deep in thought, so deep I get lost and confused.

现在这个想法如此根深蒂固，以至于我感到失落又迷茫。

youdao

He is deep in thought, among ignored companions in discussing anything.

他陷入沉思之中，没有理会同伴们在谈些甚么。

youdao

The clubhouse was built in 1854 and is thought to be the first cement house constructed in America's Deep South.

BBC: US Masters: Did you know?

They say there is deep meaning in numbers so simple that we barely give them a second thought when we use them.

BBC: The secret of squares revealed