Amplifier is electrical device which make sounds louder.

扩音器是一种使音放大的电气装置。

The loud cheers drown out his shouts.

欢呼他的喊叫。

The rattle of the engine was very loud.

发动机的嘎嘎很大。

There were loud groans when he started to sing.

他刚开始歌唱时有人发出很大的嘘。

The loud music was a discouragement to conversation.

吵闹的音乐妨碍别人谈话。

The loud noise from the nearby factory chafed him.

附近工厂的噪使他烦燥。

Bus drivers and motorists made their gripes loud and clear.

公共汽车司机和开车者出怨言。

A loud noise from the street diverted my attention.

街上一阵喧闹转移我的注意力。

The water went down the plughole with a loud gurgle.

水发着响亮的汩汩流排水洞。

As the input of energy is increased, the volume gets louder.

随着能量输入的增加, 音量变得更大。

The horse shied at the loud noise and threw its rider.

那匹马听到响吓得向后倒退, 把骑手来。

The sound was so loud it was on the threshold of pain.

音大得开始使人无法忍受。

The bells of the cathedral rang out their loud peal.

大教堂响起响亮的钟。

I am in the drums loud and grand ,the thunderous hoove across Nagrand.

我是雄浑的鼓，飞越纳格兰的云端。

The waves washed over the sea embankment with a loud crashing noise.

波涛拍打着海堤发出巨大的撞击。

In their pages Americans were often portrayed as crass, loud, bumptious.

可是，这些野蛮的先驱者很快地成长壮大起来，日异强盛。

In the middle of the prayer there was a loud hiccup from the priest.

"祷告做到一半,牧师大打个呃。"

He must have heard it—that doorbell’s loud enough to wake the dead.

他肯定听见，门铃大得能把死人吵醒。

The crackling became louder and louder.

爆裂变得越来越响。

The lion gave a loud roar.

这只狮子大吼一。