I have a pair of sharp ears

尖尖───sharp

In some of the pictures the subjects are out of focus while the background is sharp.───一些照片背景很清晰，被摄主体却因失焦而显得模糊。

The school bus leaves at six sharp and won't wait.───校车6点开车,过时不候.

The road turns sharp right.───路向右急转.

The sharp sound of a twig snapping scared the badger away.───细枝突然折断的刺耳声把獾惊跑了.

This salad dressing has a sharp taste.───这种色拉调味品味道辛辣.

The masses have sharp eyes.───群众的眼睛是雪亮的.

Her offer of help was met with a sharp rebuff.───她主动帮忙，却遭到断然拒绝。

She has a plausible [ sharp; quick ] tongue.───她有一张巧 [ 利; 快 ] 嘴.

His nose was thin and sharp.───他的鼻子又细又尖。

A sharp knife makes a clean cut.───快刀切得干净利落.

The time appointed for the meeting was 8 sharp.

Sharp tools make good work.

I heard a sharp intake of breath behind me.

He reduced speed and turned sharp left.

Trim rough edges with a sharp knife.

Velvet paws hide sharp claws.

The pencil tapers to a sharp point.

Be careful with that sharp axe.

He accused some solicitors of sharp practice.