Certain metals are attracted to a magnet.

某金属受磁石的吸引。

The earth crosses the tracks of certain comets.

地球穿过某彗星的轨迹线。

There were points of similarity between them.

他有某相似处。

Some drugs can cause the inhibition of normal bodily activity.

某药物能抑制正常的身体功能。

I admire the oratory of some politicians.

我佩服某政治家的辩才。

Some intrepid individuals were still prepared to make the journey.

某无畏的人仍然准备作此旅行。

There has been a breakdown in law and order in some parts of the country.

该国某地区的治安出现了严重问题。

Certain desires are common to all men.

某欲望对所有的人是共有的。

I am led to believe that he is disloyal to us.

某事实使我相信他对我不忠。

Some communicable diseases are transmitted only through the agency of insects.

某传染病只通过昆虫来传播。

Parents transmit some of their characteristics to their children.

父母把他的某特性遗传给子女。

Certain charities are exempt from VAT registration.

某慈善机构无须进行登记。

The police are seeking independent confirmation of certain details of the story.

警方正在寻找案件某细节的独立证据。

Absenteeism is a problem in some industries.

某企业中存在经常有人旷工的问题。

Sometimes a creature uses a pair of antennae to swim.

有时某动物使用其一对触须来游泳。

Magical properties are sometimes claimed for certain medicines.

某药物被认为有时具有神奇的效应。

I am willing to accept certain limitation on my freedom.

我愿意接受对我自由的某限制。

Fish populations assume highly localized distributions within each river.

鱼群分布集中在每条河的某区域。

Some morning-glories upfold their flowers by noon.

某牵牛花在中午前会阖起来。

These animals thrive on the leaves of certain trees.

这动物靠吃某树的叶子长壮。