prevents

The task will be finished ahead of schedule if nothing prevents.

"如果没有什么阻碍话,这项任务将提前完成。"

The importance of washing one's hands before a meal is that it prevents infection.

饭前洗手重要性在于防传染。

I have been unavoidably prevented from coming.

我身不由己, 不能前往。

Rheumatism prevents him form bending his back.

风湿病使他不能弯腰。

A fireguard prevents children getting near the fire.

炉挡防孩子们靠近炉火。

The ambassador did his utmost to prevent the outbreak of hostilities.

这位大使竭尽全力防爆发。

Rebellious students stubbornly demanded that the CIA be prevented from recruiting on campus.

反抗学生们坚决要求不准中央情报局在学校里募人员。

Nickel underplating prevents the migration between tin or gold platings and the base material.

垫板镀镍可防在镀锡或金层与基料之间移动。

Only her quick reaction prevented an accident.

捷反应避免了一次故。

Vitamin C is supposed to prevent colds.

维生素C可以预防感冒。

Prevent stern red anthema and cross infection.

可避免交叉感染。

It is hard to prevent concrete from creeping.

很难防水泥变形。

What prevented you from joining us last night?

昨天晚上什么使你不能参加我们晚会?

The diluent could prevent trimebutine maleate from precipitation.

能较好地阻马来酸曲美布丁结晶析出。

Always keep food covered to prevent contamination by flies.

时常把食物盖着以防苍蝇污染。

The wood is treated with preservative to prevent decay.

这块木头用防腐剂处理过以防腐烂。

They took steps to prevent the spread of influenza.

他们采取措施阻流感传播。

Sharp corners should be radiused to prevent arc over.

这是所有剪裁下来片子。

Many interruptions have prevented me from finishing the work.

许多打岔使得我未能完成这项工作。

Numerous interruptions have prevented me from finishing the work.

数不清干扰使我未能完成这项工作。