The key reason for the smoke path and bellows vibration is the resonance of standing wave.

He bellows like a bull, but is weak as a bulrush.

气壮如牛, 胆小如鼠.

Mechanical Seals , Mechanical Seal, Elastomer Bellows Mechanical Seal, Metal Bellows, Seal Mechanical Seals.

采购产品机械印章, 弹性体,风箱机械印章, 金属复盖风箱, 封闭机械印章.

My brother, Neville, was born on a Sunday, when all the church bells were ringing.

我弟弟内维尔是星期天出生的，当时所有的教堂钟声齐鸣。

The church bells are ringing.

教堂的钟声在响着.

The bells rang a joyous peal.

铃儿发出欢乐的叮当声.

The tower is large enough for the reception of several bells.

这个钟楼很大,可以容纳得下数个大钟.

We heard the calling of the bells to prayer.

我们听见了召唤祈祷的钟声.

The bells of the cathedral rang out their loud peal.

大教堂响起了响亮的钟声.

Bells were clanging in the tower.

塔楼上的钟当当地敲响了。

A peal of church bells rang out in the distance.

远处响起了一阵教堂的钟声。

Alarm bells are beginning to sound at Westminster.

威斯敏斯特的警钟已开始敲响。

And then we heard the bells ringing out.

然后我们听见钟声响起。

However, before bells and whistles to your web site, make sure that It'serves the basics.

然而, 不论你在你的站点中玩弄什么把戏, 都不要忘了你的服务原则.

I want a simple fax machine without all the bells and whistles and gongs.

我要一部简单的传真机,不必有那些附加的无聊玩意.

This means drag and drop editing, toolbars and menus, animation, and all the bells and whistles.

这意味着,拖拽编辑 、 工具栏以及菜单 、 动画 、 以及所有的声音效果.

You want bells and whistles? I'll see what I can arrange.

你要钟鼓齐鸣 吗 ?那我来看看我能安排些什麽.

I got a new car with all the bells and whistles.

我买了一台很花俏的新车.

The bells and whistles inside are a nightmare to figure out.

内部的声响是可怕的事物.

Don't invest in unnecessary bells and whistles such as expensive office furniture.

不要再诸如昂贵的家具等无关紧要的东西上面花钱.

For decades the company was the bellwether of the British economy.

几十年来，这家公司一直是英国经济的晴雨表。