寒流的英文：
cold snap

参考例句：

Whew!/ Phew!The cold spell is gone at long last!
吆！寒流总算过去了！

The pond(was)iced over during the cold spell.
寒流期间池塘都封冻了.

We can put it off till the cold spell is over.
我们可以推迟到寒流过去之后

This sudden cold spell has knocked the bottom out of the market for seasonal items like ice cream and suntan oil.
突来的寒流使得一些季节性商品如冰淇淋和防晒箱等的销售锐减。

Residents in the Midwest are getting ready for another blast of winter.
中西部地区的居民正在准备迎接另一场冬季寒流的来袭。

cold是什么意思：
adj. 寒冷的；冷淡的；失去知觉的
n. 寒冷；感冒
adv. 完全地

Colds are catching.
感冒是有传染性的。

a cold unfriendly nod; a cold and unaffectionate person; a cold impersonal manner; cold logic; the concert left me cold.
冷淡、不友好的打瞌睡；冷漠、没有感情的人；冷漠的客观态度；冷静的逻辑推理；音乐会让我扫兴。

You catch a cold in summer when the air is not cold.
在夏天，天气不冷时，你也会感冒。

The cold weather froze the lake.
寒冷的天气把湖冻住了。

Winter is a time of cough and cold.
冬季是易患咳嗽和感冒的季节。

snap是什么意思：
v. 猛咬，折断，使发劈啪声，厉声说，快照拍摄
n. 猛咬，折断，快照，天气突变，活力
adj. 突然的，啪一声关上的，很容易的
adv. 猛然

The dog made a snap at the bone.
狗猛咬骨头。

The box shut with a snap.
箱子啪地一声关上了。

There is no snap left in him.
他一点精力都没有了。

She snapped the door shut.
门在我身后啪地一声关上了。

He was snapped by top photographer.
他由顶级摄影师拍照。