What allowed them enough air in the first place was an unexpected stroke of luck.

It was a stroke of luck that I found you here.

我在这里碰见你真是运气.

What a stroke of luck to meet you here!

在这儿碰到你真是幸运!

It's a good thing to be polite but you needn't overdo it.

有礼貌是好事,但不要过分.

Suffice it to say that the good thing fell down.

毋庸说,这件事情垮了.

It's a good thing we checked the time of the train.

还好,我们核查了火车时刻.

You have done a good thing [ action ] .

你们做了一件 好事.

Oh, you are living on Avon Street? That's a dead-end street, isn't it?

喔, 你住在亚方街? 那不是一条死巷子 吗 ?

Greed was a dead-end street.

贪婪是一条死胡同.

Failure is a detour, not a dead-end street .

失败只是迂回的道路, 不是 死胡同.

Failure is a detour, a dead-end street .

失败是一条弯路, 但是不是 死胡同.

Complaining is a dead-end street .

抱怨是个 死胡同.

The dead-end street was the only access to her home.

那条死胡同是通往她家的唯一通道.

Failure is a temporary detour, not a dead end street.

失败是暂时改道, 而不是死路一条.

In this image retinal blood vessels are shown to emerge from the black-coloured optic disc.

这张照片显示的是血管从黑色视盘中伸出.

We present a case of 24-year-old male who had melanocytoma of optic disc of right eye.

本文报告一24 岁 男性右眼罹患视神经盘之黑素细胞瘤.

In this image, stained retinal blood vessels are shown to emerge from the black-coloured optic disc.

在此图像中, 显示染色的视网膜血管从黑色视盘中延伸出来.

The colour of the optic disc is usually similar in both eyes, but varies between individuals.

两侧眼底的视盘颜色通常是相同的, 但在个体之间是不同的.

Normal retinal blood vessels and optic disc were observed under funduscopy.

两眼矫正视力次日恢复到0.6.

Objective: To discover the etiology , pathology , clinical course, therapy and prognosis of optic disk vasculitis.

目的: 研究视盘血管炎的发病机制,病因, 病程经过, 治疗方法及预后.

It is not a progressive disease and affected dogs normally only have mildly impaired vision.

这不是一种会显著加重病情的疾病,病犬通常只是轻微的视力减弱.