Crying is a natural safety valve.

哭泣是一种自然的释放压力的手段。

He's a natural leader.

他天生是个领袖。

Florida oranges have a natural sweetness.

佛罗里达柑桔有一种天然的甜味。

Pregnancy is a natural part of womanhood.

怀孕是女子成年期的一个自然部分。

Pain acts as a natural defence mechanism.

疼痛算是一种自然防护机制的作用。

The ball is made of rattan – a natural fibre.

这个球是用藤–一种天然纤维制成的。

Bradley projects a natural warmth and sincerity.

布拉德利表现出一种自然的热情和真诚。

The castle was built on top of a natural grassy mound.

这座城堡建在一个天然的绿草如茵的小丘上。

The trees form a natural protection from the sun's rays.

树木起天然的保护作用，遮挡了阳光的照射。

The Yangtze river is a natural barrier to the north-east.

长江是东北方向的一道天然屏障。

A natural timber deck leads into the main room of the home.

一个天然木头平台通向家里的主室。

People often don't appreciate that marble is a natural stone.

人们往往不了解大理石是一种天然石头。

A cold spring will provide a natural check on the number of insects.

寒冷的春季会自然控制昆虫的数量。

A severe storm destroyed a natural barrier between the house and the lake.

一场猛烈的暴风雨摧毁了房屋和湖泊之间的天然屏障。

He's just a natural goalkeeper.

他就是一个天生的守门员。

It is a natural harbour.

这是一个天然港。

Now, migration is a natural survival strategy.

现在，迁徙是一种自然的生存策略。

The Yanshan Hills provide a natural defence for Beijing.

燕山是北京的天然屏障。

The Mediterranean is a natural habitat of Devil Firefish.

地中海是魔鬼鱼的天然栖息地。

It's mainly about a natural ability of the special chickens.

它主要是关于特殊的鸡的一种天生能力。

His hair had a natural curl.

他的头发是自然鬈。

He's a natural for the role.

他是这个角色的最佳人选。

He was not a natural leader.

他并非天生的领袖。

She took to flying like a natural.

她迷上了飞行，仿佛天生就会似的。

She is a natural athlete.

她是个天生的运动健将。

He's a natural with any kind of engine.

他是发动机方面的天才。

She showed a natural aptitude for the work.

她表现出了做这工作的天赋。

She was a natural daughter of King James II.

她是国王詹姆斯二世的私生女。

He has written a natural history of Scotland.

他写了一本苏格兰博物志。

I'm a natural pessimist; I usually expect the worst.

我是个天生的悲观主义者，我总是往最坏的方面想。