You're No 2 on down wind leg, follow B747. Keep sufficient distance separation.

你是第二个在三边，跟着B747，保持足够的。

youdao

This closeness does not imply a continual “togetherness,” for distance and separation are sometimes essential in a loving relationship.

这种亲密无间并不意味着持续地呆在一起，有时候，距离和分别对于相爱同样是必要的。

youdao

This closeness does not imply a continual “togetherness, ” for distance and separation are sometimes essential in a loving relationship.

这种亲密无间并不意味着持续地呆在一起，有时候，距离和分别对于相爱同样是必要的。

youdao

So, for example, if I have a sodium ion over here, and I have a chloride ion over here, where the distance from center to center r I'm denoting as r, this is nucleus to nucleus separation.

所以，比如这有一个钠离子，和一个氯离子，它们中心与中心间的距离,我把它设为，这是原子核和原子和的间距。

麻省理工公开课 - 固态化学导论课程节选

And one driver of that trend, says Gregory Guldner, director of the Center for the Study of Long Distance Relationships, is the perception that technology reduces the emotional separation of distance.

FORBES: Magazine Article

The study recommended a minimum vertical separation distance between fracking wells and water supplies of 600m (2, 000ft).

BBC: Fracking: Untangling fact from fiction

In the specific case of maize, to ensure that seed stocks achieve 99.9% purity, a separation distance of 200 metres is required from any source of "contaminating" maize pollen.

BBC: GM trial 'no threat to organic centre'