The camp has become a source of tension among Calais residents and in France's relations with Britain, with London pushing for tighter border control.

VOA: standard.2009.09.22

If we have a higher z effective, it's pulled in tighter, we have to put in more energy in order to eject an electron, so it turns out that that's why case 2 is actually the lowest energy that we need to put in.

而如果有效核电量更高，原子核的束缚也就更紧，我们不得不输入更多的能量来打出一个电子，这就是第二种情况,所需要输入的,能量更少的原因。

麻省理工公开课 - 化学原理课程节选

And that makes sense, too, because the positive three pulling on minus one has a tighter binding energy than positive one pulling on minus one.

而这也是有意义的，因为+3和-1的相互吸引,产生了比+1和-1的吸引,更强的能量。

麻省理工公开课 - 固态化学导论课程节选

Despite Verkhovsky's skepticism about the Russian government's willingness to help NGOs, the State Duma is debating a bill that would ease some of the tighter regulations governing NGOs.

VOA: standard.2009.08.04

She measured the distance between the bones in the finger, because when we get older, the space becomes smaller-- they become tighter.

她测量指骨间的距离，人越老，骨骼间空隙变得越小-,指骨变得更紧。

哈佛公开课 - 幸福课课程节选

In foreign policy, Hatoyama pledges tighter integration with East Asia.

VOA: standard.2009.08.31

The English Revolution came about, in large part, because of King Charles' attempt to impose an alien religious conformity, as well as tighter political control on his kingdom.

接下来就是英国革命爆发,这主要是因为,查尔斯国王的努力,他施行异教统一制,同时在国内施行更加严厉的政治统治

耶鲁公开课 - 古希腊历史简介课程节选