He began to worry at the knot in the cord.

他开始解绳子上的结。

《牛津词典》

That wasn't my worry at all. 'Mary Anne!'

那压根儿不是我关心的，“玛丽∙安！”

youdao

Coca-Cola's offer yesterday for Huiyuan Juice has caused worry at national brands being taken over by foreign firms.

昨日，可口可乐公司对汇源果汁公司的出价引发顾虑重重，人们担心长此以往国内品牌都将被国外企业所接管。

youdao

The depression ended. The economic depression of the eighteen nineties forced Americans to worry first about developments at home.

VOA: special.2010.07.01

In other words, if we don't have to worry about entropy or volume equilibrium is achieved when energy is at a minimum.

换句话说，如果我们不担心熵,和体积的平衡,那么能量就得是最小的。

麻省理工公开课 - 热力学与动力学课程节选

And we haven't talked about reactions at all yet, so you don't need to worry about the specifics of that exactly, but just that if you have this negative change in energy, you have a more stable product than you do reactant.

当然我们还没有开始讨论反应，所以你不用担心它的细节是怎么样的，你只需要知道，如果能量的变化是负值，那么你将得到一个比反应物更稳定的生成物。

麻省理工公开课 - 化学原理课程节选

But many Chileans worry at the threat to part of their country's raw beauty.

ECONOMIST: The discontents of a healthy democracy

The labour market has been almost the sole source of inflationary worry at the Bank in recent months.

ECONOMIST: The labour market

And since the main worry at present is a consumer boom, the brunt of those tax rises ought to have fallen on consumers.

ECONOMIST: A disappointing start