变冷

He found that his extremities grew cold.

他发现手脚变冷了。

As it grew darker it became colder.

天色晚了,天也变冷了.

The dark nights and cold weather are closing in.

黑夜降临，天气开始变冷。

If it turns cold, cover plants.

如果天气变冷，就把植物盖起来。

Rain or snow falls when a cloud is cooled suddenly.

当一块云突然变冷时,就降雨或降雪.

Cold weather set in abruptly with a killing frost.

下了一阵霜,天气就骤然变冷了.

Take your overcoat in case the weather is cold.

带上你的大衣,以防天气变冷.

If our environment cools, then messages from the skin alert the body's thermostat.

如果外在环境变冷，体表会将这一信息传递给身体的体温调节中枢。

I think that perhaps you ought to take your coat. It's going to be cold.

我想,你恐怕要带上外衣, 天要变冷了.

He remarked that it had suddenly grown colder.

他觉察到,天突然变冷了.

The wind had freshened.

风增强变冷了。

Just at sunset the air turned cold and the sky cloudy.

夕阳西下时,空气变冷了,天空布满了云.

When air is heated, it expands and when air is cooled, it contracts.

当空气被加热时, 它就膨胀;当空气变冷时, 它就收缩.

The days are getting ( colder ) hotter.

天气逐渐变 ( 冷 ) 热起来.

The room grew cold by insensible degrees.

这房间不知不觉地慢慢地变冷了.