过分担心的英文：
fuss about

参考例句：

Obsessive worry will never make things any better.
过分的担心绝对不会使事情变得更好。

fuss是什么意思：
n. 大惊小怪，抱怨；争吵
v. 忙乱，大惊小怪；（为小事）烦恼

And you needn't fuss. There is no disgrace.
你不必大惊小怪。没有什么丢脸的事。

She fussed over her dog.
她对她那条狗过分宠爱。

He wished to minimize the fuss and to spare her feelings.
他希望尽量不要大惊小怪，以免使她难受。

We made a bit of a fuss in a roundabout way.
我们拐弯抹角地发了点牢骚。

Raise a commotion,fuss,protest,stink,etc
搞出骚乱、纷扰、抗议、纠纷等

about是什么意思：
prep. 关于；大约；从事于；在…到处
adv. 附近
adj. 在附近的；即将...的

There was nobody about.
附近没有人。

Stereotypes about adultery are as common as research about it is flaky.
奇怪的是：这种陈词滥调和关于通奸的研究一样普遍。

She has a complex about rats.
她对老鼠有病态恐惧。

How about this stuff, sir?
先生，这块呢绒怎么样?

Press about [around] sb.
拥挤[密集]在某人周围