Choose a soft, medium or firm mattress to suit their individual needs.

He has a medium body.

他有一副中等的身材.

We struck a medium.

我们采取折中办法.

He writes stories, but the theatre is his favourite medium.

他写小说, 不过戏剧文学是他最喜爱的艺术形式.

Heavy rainfalls flooded the crops.

雨水淹没了庄稼.

They could not move their heavy mortars over the swampy ground.

他们无法把重型迫击炮移过那片沼泽地.

They made no progress in the heavy snow.

他们在大雪中无法前进.

She will not shove the heavy load onto others.

她不愿意把重担推给别人。

Mars has an extraordinary fascination for would-voyagers.

火星对于那些星际旅客来说有很大的魅力.

These voyagers lost their way after the storm.

暴风雨过后,航行者们迷失了方向.

The voyagers scanned the shore.

漂流者们仔细地察看着海岸.

The Voyagers cost NASA about $ 4.2 million a year for operations and data analysis.

每年旅行者探测器的操作与数据分析需要420万美元.

The space voyagers set off on their journey into the unknown.

太空航行者踏上征途去探索那未知的世界.

I was a sub-editor on the foreign desk of the News Chronicle.

我是《新闻纪事报》国际组的一名助理编辑。

I admired his buoyancy and persistent good humor.

我很欣赏他轻松快乐的样子以及一贯的幽默作风.

To move with lightness and buoyancy.

轻快活泼地移动.

Then she had been pale and sad but there had been a buoyancy about her.

那时她尽管面黄瘦,但还显和比较轻松活泼.

I'll have to take stock, go carefully and regain my buoyancy.

我将不得不审时度势，小心行事，同时保持乐观。

The buoyancy of groundwater makes adverse effects to stability of foundation.

地下水的浮力对基础的稳定有不利的影响.

Participant should put on standard lifejacket or buoyancy aid throughout the competition.

赛员必须在整个赛事穿著合标准之救生衣或助浮衣.

Oil floats on water and so you get the buoyancy or lift.

油是漂浮在水上的,这样,潜艇就有了浮力.