The two countries have kept close exchanges with each other.

两国一直保持着密切的相互往来。

youdao

I carefully watched his hand which he kept close to his side.

我仔细地留意着他紧贴在身边的那只手。

youdao

After what happened, China and Myanmar have kept close communication.

事态发生以后，中缅双方保持着密切沟通。

youdao

Saudi health officials, working with international health agencies kept close tabs on the more than two million Muslims who made the pilgrimage to the holy city of Mecca.

VOA: standard.2009.11.29

Maybe on the campus tour they kept you away from this part of the campus, but if you go over to the east close to the river there is a building called "the library."

可能在校园旅游的时候，他们故意让你们远离,校园的这个部分，但是如果你们到达东区，接近河流的地方,有一座建筑物，叫图书馆“

麻省理工公开课 - 固态化学导论课程节选

All right. I tried it on 2, I surely didn't expect a precise and exact answer to that but I got something, and if you square this, you'll find the answer kept pretty darn close to 2.

好，我试试求2的平方根,我当然不希望得到一个完全准确的答案了,但是我得到了一个近似值，试试将这个数平方一下,你会发现结果和2相当接近。

麻省理工公开课 - 计算机科学及编程导论课程节选

Until then, the intelligence service and the armed forces kept close tabs on extremist groups.

ECONOMIST: Indonesia

Orphaned, they need a substitute mother, like Silva with her wool bag kept close to her body.

NPR: Monkey-Mothering 24-Hour Chore For Colombian Woman

These perfect spheres are coated with niobium, a metal which, when kept close to absolute zero, is a superconductor.

ECONOMIST: A new satellite will test Einstein's magnum opus