1.
Better zip your jacket -- it's cold outside.
你最好把衣服的拉链拉上，外面很冷。
2.
You need to wrap up warmly, it is very cold outside.
你得穿棉衣，外面冷得很。
3.
It's very cold, put off your thin coat and put on the thick one.
外面很冷，脱下薄外套穿上一件厚的。
4.
It' s chilly. Don' t stay out too long.
天很冷，不要在外面呆得太久。
5.
He went over to the window and looked out. It was still very foggy and cold outside.
他走到窗边往外看。外面雾气仍然很浓，感觉也很冷。
6.
Keep on your overcoat as it cold outside
外面冷，别脱大衣。
7.
Outside, even through the shut window-pane, the world looked cold.
玻璃窗关得很严实，可是朝窗外望一眼，依然觉出外面冷得紧。
8.
You'd better put on your jacket. It's cold outside.
你最好穿上夹克，外面冷。
9.
Don' t go outside it' s too cold.
不要到外面去--天气太冷.
10.
It's chilly outside, be careful not to catch cold.
外面有点冷, 当心着凉。
11.
Make sure you muffle up properly, because it's pretty cold outside.
注意穿暖些，外面相当冷。
12.
The wind was in the north, it was cold, clear; very blue sky, heavy ragged white clouds chasing across.
外面刮的是北风；空气很冷，很清彻；天色碧兰，一片片厚重的白云追逐过去。
13.
I'll slip a coat over my shoulder; it's cool outside.
我要披上外衣,外面很凉。
14.
The day was cold, with a nipping wind down the northward running streets.
天气很冷，向北面的街上刮起了一阵刺骨的冷风。
15.
"It must be cold outside after that heavy snowfall," said Mrs. Chang, half concerned, half for the sake of politeness. "Did you take sedan-chairs home?"
“刚才还下大雪，外面想必很冷，你们坐轿子回来的吗？” 张太太半关心、半客气地问道。
16.
Don't be misled by the superficial coldness of the French: They are a formal people who don't go out of their way to speak to strangers (except in anger).
不要被法国人表面的冷漠所误导，他们很拘谨，不会主动与陌生人交谈(除了生气之外)。
17.
You' d better wrap up well before you go out, it is very cold outside.
你最好多穿些衣服出去，外边很冷。
18.
The Effect of Internal Cooling Channel on the Heat Transfer of Outer Surface Film Cooling
内冷通道特性对外表面气膜冷却换热影响研究