prevent 高考四级六级考研

1.I have been unavoidably prevented from coming.

我身不由己, 不能前。

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

大竭尽全力防止战事的爆发。

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

"如果没有什么阻碍的话,项任务将提前完成。"

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

反抗的学生们坚决要求不准中央情报局在学校里招募人员。

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

饭前洗手的重要性在于防止传染。

6.Only her quick reaction prevented an accident.

她的快捷反应避免了一次事故。

7.Vitamin C is supposed to prevent colds.

维生素C可以预防感冒。

8.Rheumatism prevents him form bending his back.

风湿病他不能弯腰。

9.Prevent stern red anthema and cross infection.

可避免交叉感染。

10.It is hard to prevent concrete from creeping.

很难防止水泥变形。

11.What prevented you from joining us last night?

昨天晚上什么事你不能参加我们的晚会?

12.The diluent could prevent trimebutine maleate from precipitation.

能较好地阻止马来酸曲美布丁的结晶析出。

13.A fireguard prevents children getting near the fire.

炉挡防止孩子们靠近炉火。

14.Always keep food covered to prevent contamination by flies.

时常把食物盖着以防苍蝇污染。

15.The wood is treated with preservative to prevent decay.

块木头用防腐剂处理过以防止腐烂。

16.They took steps to prevent the spread of influenza.

他们采取措施阻止流感的传播。

17.Sharp corners should be radiused to prevent arc over.

是所有剪裁下来的片子。

18.Many interruptions have prevented me from finishing the work.

许多打岔的事得我未能完成项工作。

19.Numerous interruptions have prevented me from finishing the work.

数不清的干扰我未能完成项工作。

20.The police tried to prevent infiltration by drug traffickers.

警方尽力阻止毒品走私分子的潜入。