次声的

The female and male panda echo the moos. The fast, moderate, flux and reflux moos indicate that they are analeptic and friendly.

咩叫是一种中等强度、频次很快、抑扬起伏的叫唤声是大熊猫兴奋和友好的体现。

In a caesium clock, the optimum frequency corresponds to 9,192,631,770 oscillations of the microwave per second (just over 9 GHz in frequency), so dividing the output electronically by this number provides one-second 'ticks' of the atomic clock.

对于铯原子钟，其最佳频率是微波每秒振动9，192，631，770次(频率略高于9 GHz)，而用电路把输出的信号除以这个数字就提供了原子钟的一声"滴答"。

The air was always thick with threats of selling slaves south and of direful whippings, but there never had been a slave sold from Tara and only one whipping, and that administered for not grooming down Gerald's pet horse after a long day's hunting.

空气中总是弥漫着威胁声，如把奴隶卖到南方，狠狠地抽打谁，但从来没有一个奴隶从塔拉卖出，只有一次鞭打事件，那是因为经过一天的打猎，居然没有人为杰拉尔德的宝贝马洗刷照料。

Results and velocity component are obtained by quadratic polynomial based on time mean of relative sound pressure.

基于相对声压的时间平均的二次多项式得到了测定结果和振速分量。

Again I had to bite my tongue, this time to keep from giggling.

我不得不又一次咬住自己的舌头——但这次是害怕自己吃吃的笑出声来。

If you're a hormonal overhelper, schedule a foot rub from a reflexologist, lure your mate into bed, pet the cat until it purrs in your lap.

如果你是一位&荷尔蒙过度帮助者&，和按摩师安排一次足底按摩，勾引你的配偶上床，拍一拍那只猫直到它在你的膝盖上发出呜呜声。

Rock! Rock!" A couple more trials follow, in which Griffin correctly identifies cork, wood, and wool (which he pronounces with a sirenlike flourish :"Wooh-ull!).

石头！石头！&接下去的几次试验中，格里芬正确地认出了软木，木头，和羊毛（这个词它的发音带着一声汽笛似的尖响：&呜――噜！）。

In one memorable scene a coach picks up a loudhailer and berates a young gymnast in public for putting on 2lb.

印象中很深刻的一幕就是有一次，一个教练拿着扬声筒当众对一个年轻的选手大声责备她又长重了2磅。

We made it in our last phone talk that, each year when spring comes, when it is March, and when we tighten up our nerves not to be taken in by someone on April Fool's Day, we two, simply need to say to each other in the spring drizzles, I think of you.

最后一次通话时我们约定：每年三月春天到来，当人们紧张兮兮唯恐在愚人节被人捉弄的时候，我们俩，只需在这细雨霏霏的时节道一声：&我想你了&。

Here you can hear Lee Hom showcasing his vocal talents again of course, with a few falsettos thrown in.

这首歌里力宏再一次展现了他声音的天赋，合着完美的假声。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。