A single red LED shows that the power is switched on.

单支红色发光二极管表示电源已接通。

I was bringing up my three children as a single parent.

我当时作为一个单亲家长抚养着我的3个孩子。

These countries can no longer be viewed as a single entity.

这些国家不能再被看成是一个单独的实体。

Three episodes have been telescoped into a single programme.

三集的内容被浓缩成了一个单独的节目。

He sent her a single red rose.

他送给她一支红玫瑰。

How much is a single to York?

去约克的单程票多少钱？

She lived and died a single woman.

她过了一辈子的独身生活。

A single shot rang out.

一声枪响。

Is that a single or a double you want?

你要的是单人房间还是双人房间？

Is it difficult being a single mother?

当单身母亲难吗？

It isn't going to solve a single thing.

这解决不了任何问题。

The stairwell was lit by a single bulb.

楼梯间只有一盏灯照明。

The bedroom was lit by a single candle.

卧室被一支蜡烛照亮。

He felled his opponent with a single blow.

他一拳击倒了对手。

They won by a single goal after extra time.

他们在加时赛中仅踢进一球即获胜。

He brought down the bear with a single shot.

他一枪就撂倒了那头熊。

She died of a single stab wound to the heart.

她因心脏被刺中一刀而身亡。

I couldn't understand a single word she said!

她讲的东西我一个字都听不懂！

He flattened the intruder with a single punch.

他一拳就把闯入者打倒在地。

The bridge crosses the river in a single span.

河上的桥为单跨桥。

He was knocked out by a single blow to the head.

他头上只被打了一下便昏过去了。

I can't remember his taking a single day off work.

我不记得他请过哪怕一天假。

Many species have diverged from a single ancestor.

许多物种都是同宗演变而来的。

She wore a single strand of pearls around her neck.

她脖子上戴着单串珍珠。

The movie struck out and didn't win a single Oscar.

那部影片砸锅了，奥斯卡奖一项都没得着。

Over six hundred people were wounded in a single day.

一天内六百多人受伤。

The statue was carved out of a single piece of stone.

这座雕像是用整块石料雕成的。

At a single motion of his hand, the room fell silent.

他手一挥，屋子里便安静了下来。

The group let rip with a single from their new album.

乐队充满激情地表演了他们新唱片中的一首单曲。

The computer's entire circuitry was on a single board.

电脑的全部电路都在一块板上。