loud

The book fell to the floor with a loud bang..书砰的一声掉落到地上。

The music was so loud that I had to shout..音乐太响了，我只得大声地喊。

‘Who’s there?’ asked David in a loud voice..“是谁？” 戴维大声问道。

out loud,响亮地；大声地

loud and clear,一清二楚

laugh out loud,大声笑

for crying out loud,搞什么名堂（不耐烦的一种表现）；哎呀（生气时的叹词）

loud speaker,扩音器，扬声器；增高话音