The infection prolongs hospital stays and is associated with high mortality.
传染加长了住院期，增加了死亡率。

The automatic lubricating system ensures machine precision and prolongs service life.
自动润滑系统, 确保机器精密度和使用寿命。

It prolongs check period of pump.
延长了检泵周期，提高了抽油泵的使用寿命。

This extra meal prolongs the breakfast time actually.
这次加餐, 就等于延长了早餐的时间。

Furthermore the built in cable rewind prevents tangling and prolongs cable life.
此外，在防止缠绕电缆退建，延长电缆使用寿命。

The restrictor was component of two valves and prolongs its use life.
限流器采用两组阀结构, 延长了限流器得使用寿命。

The plum surface is covered with wax, which prolongs the time of drying in hot air.
李果表面具有蜡质, 导致其热风干燥时间长。

Radical resection definitely prolongs survival period.
经根治切除术可显著延长患者生存期和改善生存质量。

Propafenone has no effects on QT interval, however it prolongs ventricular depolarization.
普罗帕酮对心室复极时间无影响，可延长心室除极时间。

And, the small duration that prolongs working hours must not exceed 36 hours every months on average.
而且，延长工作时间的小时数平均每月不得超过36小时。

The utility model protects the enamel of the teeth and prolongs the service life of the toothbrush.
本设计既保护牙齿的牙釉质，又延长了牙刷的使用寿命。

Hope is the worst of evils, for it prolongs the torments of man.
希望是万恶之首，因为它不断延长着人们的痛苦。

Before resting, evacuates the feces and urine, reduces the excrement the stimulation, has the prevention disease, prolongs the life function.
睡前排空大小便，减少粪的刺激，有预防疾病，延年益寿的作用。

This greatly prolongs the time needed to replace the burned skin and close the wound.
这样就大大地拖延了取代烧伤皮肤和覆盖创面的时间。

As the saying runs, a smile prolongs life.
常言道，笑一笑，十年少。