1.In case of non-delivery, return to (the) sender.

1.(邮件用语)无法投递时, 退回原处。

2.Fire-brigades are standing by in case of an explosion.

2.消防队严阵以待,若有爆炸立刻出动。

3.In case of fire, walk quickly to the nearest door.

3.如果失火, 就赶快朝最近的门跑。

4.In case of fire, leave the building by the nearest exit.

4.如遇火警，由最近的出口离开大楼。

5.The hospital has an auxiliary power system in case of blackout.

5.院装有备用发电系统以防灯火管制。

6.In case of diabetes, physicians advise against the use of sugar.

6.对于糖尿病患者, 生告诫他们不要吃糖。

7.Objective to investigate the surgical method and its nursing care in cases of congenital nasolacrimal canal emphraxis.

7.摘要目的探讨先天性鼻泪管阻塞探通手术的方法和护理。

8.If the brush is furcated or evaginable, it needs to be replaced in case of damaging the tooth-ridge.

8.如刷毛分叉、外翻应及时更，以免损伤孩子的齿龈。

9.If allopurinol toxicity occurs, options include other xanthine oxidase inhibitors, a uricosuric agent, or allopurinol desensitisation (the latter only in cases of mild rash).

9.如出现药物毒性，其他选择包括其他黄嘌呤氧化酶抑制剂、促进尿酸排泄药或脱敏疗法（后者仅适于轻度皮疹者）。

10.We rely on the collaboration of everybody as to the divulgation of this date to their friends and, in case of clubs, to their associates.

10.为了落实个目标，为了没有堡大集会中听到喜讯的人，我们所做的，就是一封信中，同心合力地把个大日子的一份敬意，献给每位朋友，车会和协会。

11.Because the su lage contains a mass of the pathogeny and it is whiffy even disposed, it repollute the water in case of disposed incorrectly.

11.由于污泥成分的复杂，对环境的污染日益加重，因而污泥处理技术已经成为重要的环保课题之一。

12.In case of contact flush with water immediately.If you feel serious or uncomfortable, please contact the doctor immediately.Wear rubber gloves if your hands contact the deruster in a long time.

12.如有不慎触及到皮肤和眼睛，请立即用大量清水冲洗，严重者或感觉不适者应到院及时治疗。

13.The purpose of the bulkhead is threefold: to seal the forward end of the motor, to retain the pyrogen igniter, and to act as a blowout plug in case of motor overpressurization (discussed earlier).

13.的目的，该舱壁是三个方面：密封着年底汽车，保留热原点火器，并充当井喷堵塞案件电机overpressurization （讨论以较早者为准） 。