北约昨天向南斯拉夫发动第二波空袭。

Nato launched phase two of its air strike campaign against Yugoslavia yesterday.

youdao

北半球正在发生猪流感的第二波大流行。

The second wave of the swine flu pandemic is now under way in the northern hemisphere.

youdao

根据以往的经验，应预计到在一年之内会出现第二波全球传播。

Based on past experience, a second wave of global spread should be anticipated within a year.

youdao

So this validates de Broglie and it also validates the whole concept of wave-particle duality.

这就证实了德布罗意的观点,也证实了,波粒二象性的原理。

麻省理工公开课 - 固态化学导论课程节选

Wave particle duality had been applied to photons.

波粒二象性应用于光子上。

麻省理工公开课 - 固态化学导论课程节选