In disease states, it does appear in the sputum.

Cough: if productive amount, color, odor, and consistency of sputum.

咳嗽: 如为排痰性咳嗽, 注意痰的颜色 、 气味和粘稠度.

Doctor : Is the cough very bad? Much sputum? Any temperature?

咳嗽的厉害 吗 ?痰多吗? 发烧 吗 ?

At the end of the coughing spell , he brings up some sputum.

咳到最后他能咳出一些痰.

blood in the sputum

痰中的血丝

Every other reported VIX value uses mid-quote prices of SPX option series.

所有其他报告的波动率指数值使用 中旬 报价价格指数期权系列.

a police spy

警方密探

He had his wife spied on for evidence in a divorce case.

他请人秘密监视自己的妻子，为离婚案搜集证据。

East and West are still spying on one another...

东西方仍在互相进行间谍活动。

He was walking down the street when he spied an old friend.

他正沿街走着，突然看见了一位老朋友。

The man was accused of being a spy in the pay of the enemy.

那人被指控是个敌人雇用的间谍.

That day he spied on her while pretending to work on the shrubs...

那天，他假装在修剪灌木，秘密对她进行监视。

The spy was caught in the act.

那间谍当场被抓获.

He was jailed for five years as an alleged British spy...

他被指控为英国间谍，入狱关押了 5 年。

In the distance we spied the Pacific for the first time.

在远处，我们突然第一次看到了太平洋。

a spy plane/satellite (= used to watch the activities of the enemy)

间谍飞机 / 卫星

He spied for his government for more than ten years.

他做过十多年的政府间谍。

He is a spy beyond all doubt.

毫无疑义,他是个间谍.

When they discovered he was a spy, he became a marked man.

一旦他们识破他的间谍身分, 他的处境就变得十分危险.

He admitted that they maintained a spy system.

他承认他们有一个间谍系统.

The man was accused of being a spy.

那人被指控是个间谍.