It is quite difficult to capture a criminal on the run.

It's best to err on the safe side.

即使错,最好也错在谨慎上面.

It is always best to err on the safe side.

[谚]即使错,最好也错在谨慎上面.

There's no harm in doing things on the safe side.

做事保险一些总没坏处.

The hot sun shone down on the scene.

烈日照射着这个地方.

Her mind strayed on the scene outside.

她因看到外面的景物而迷惘.

The scholar's wife appeared on the scene , and looked displeased when she saw the skin-dealer.

秀才底大娘走来了, 向他仔细一看,似乎不大高兴.

Reporters were soon on the scene after the accident.

那事故发生后不久记者就都赶到了现场.

A police officer came on the scene to search into the circumstances.

有个警官来到现场调查情况.

He returned the album to its place on the shelf.

他把相册放回架子上原来的地方。

He reached out his hand for the book on the shelf.

他伸手取出书架上的书.

Put the books on the shelf.

请把书放在书架上.

Theoretically, the price is supposed to be marked on the shelf.

照理说，价格应该标在货架上。

All goods should be put in order on the shelf before the supermarket opens.

超级市场开门前,所有的货物都必须整齐地排列在货架上.

A little mustard is served on the side to add further piquancy.

边上备有一点芥末，可增加辣味。

He perched himself on the side of the bed.

他坐在床沿上。

The village sits on the side of the hill.

这村庄坐落在山腰上.

I find he works on the side of the desk.

我发现他在书桌旁工作.

She smacked me on the side of the head.

她狠狠地拍了一下我的脑袋。

We put a notice on the side of the box.

我们在箱子的一侧贴了警示标。

The house is on the side of a hill.

那所房子坐落在山坡上.