That means it is easier for planes with only two engines to strike a flock of birds and lose power in both engines.

VOA: special.2009.04.01

But in sigma orbitals, you have no nodal planes along the bond axis, so if we had a nodal plane here, we'd see an area where the wave function was equal to zero.

但在sigma轨道里，沿着轴向是没有节点平面的，如果我们有个节点，我们就会看到某个地方波函数等于0。

麻省理工公开课 - 化学原理课程节选

Air traffic used to be everything flew to places local to it but now there's a system of hubs, Chicago O'Hare for instance or Newark where planes fly through.

以前的飞机都是飞往它的所属地,但现在的航空运输是一个由交通枢纽组成的系统，例如飞机会途经芝加哥O'Hare机场或Newark机场。

耶鲁公开课 - 心理学导论课程节选

The Japanese planes sank or seriously damaged six powerful American battleships in just a few minutes.

VOA: special.2011.06.02

They took a crystal, this is a single crystal of nickel that has regular planes of atoms, and those planes are spaced on the order of an angstrom or less apart, and they irradiated this with x-rays.

他们取了个晶体,一个具有规则原子平面的，镍晶体,这些面间距差不多也是一埃或者更少，它们放射出X射线。

麻省理工公开课 - 固态化学导论课程节选

Bohlin's work with planes showed him what could happen in a crash at high speed.

VOA: special.2010.02.09

Officials would order all lights in a city turned off to make it difficult for enemy planes to find a target in the dark of night.

VOA: special.2009.11.15

She also spent time watching planes at a nearby military airfield.

VOA: special.2010.05.26

The F.A.A.is also seeking ways to help planes avoid birds.

VOA: special.2009.04.01

North Korea is warning the United States not to send surveillance planes too close to the site of a planned long-range rocket launch.

VOA: standard.2009.04.01

Israeli war planes struck targets in Gaza on Tuesday in response to a rocket attack.

VOA: standard.2010.06.01

A week of snow and ice also temporarily shuttered Dublin airport and led to cancellations of planes, trains and sporting events in London and elsewhere.

VOA: standard.2010.01.10

It also opened the prospect of a major sale to India of U.S.-built fighter planes.

VOA: standard.2009.07.15

Afghan and NATO officials say that Taliban insurgents in the northern Kunduz province were driving two hijacked fuel trucks to an unknown destination when fighter planes located them on a river bank and bombed them.

VOA: standard.2009.09.04

Some missing planes have never been found. Indonesia's airline industry has come under scrutiny in recent years after a series of crashes of both commercial and military aircraft in which hundreds of people have died.

VOA: standard.2009.08.02

All of the men say they never intended to bring down any planes, but rather they wanted to unleash a series of harmless stunt explosions on famous landmarks here to in their words, "expose the failings of Western foreign policy."

VOA: standard.2009.09.07

The CIA facility was located opposite to the Waziristan tribal region and was reportedly playing a key role in gathering intelligence information to guide U.S.unmanned spy planes to launch drone strikes on al-Qaida and Afghan militants hiding on the Pakistani side of the border.

VOA: standard.2010.01.09