1.
As we saw earlier, the market mechanism breaks down when public goods or externalities are present.
正如前文所述，当出现公共商品或外在化商品时，市场机制就会失去效用。
2.
However, if the patent is likely to lose its usefulness in less than 17 years, amortization should be based on the shorter period of estimated useful life.
然而,如果专利权可能在不到17年内就失去效用,摊销应以更短的预计存续期限为基
3.
To make(a hidden microphone, for example)ineffective.
使失效使（例如，隐蔽的传声器）失去功用
4.
It became obsolete with the virtual abolition of imprisonment for debt in 1880.
随着1880年负债监禁的彻底废除，它就失去了效用。
5.
The drug has lost its potence by being exposed to moisture.
这药因受潮失去了效力。
6.
The fear is that artemisinin could lose its effectiveness if it is misused.
目前的担忧即，倘若继续滥用青蒿素，该药物可能将失去疗效。
7.
Though earthly sight was gone away, she beheld again the scenes she had loved from long years ago!
虽然眼睛已经失去了效用，她却看得见她多年前各种心爱的景物！
8.
Vanish: Cancelling your Stealth aura while Vanish is running will now cause Vanish to be canceled as well.
消失：当消失生效时取消潜行状态，也将去除消失效果。
9.
disabling accident
丧失劳动能力的事故；使设备失去效能的事故
10.
What are you going to do after it wears off?
效用消失之后你怎么办？
11.
The effect of drug anesthesia usually goes off after four hours
药物麻醉通常在4个小时后失去效力。
12.
Her self-distrust made her work ineffective.
由于他没有自信致使工作失去效率。
13.
When the interface fails, all connections using the interface also fail.
当接口失效时，利用此接口的所有连接也都失效。
14.
Normal maintenance: normally when the sterilization lamp passes its service lifetime of5000 hr, replace it immediately; otherwise if will lose the sterilization function.
正常维护：正常杀菌灯管的使用寿命为5000小时，即需要更换，否则就会失去杀菌功效。
15.
Whoever produces fake insecticides, fake animal-use medicines, fake chemical fertilizers or knowingly sells insecticides, animal-use medicines, chemical fertilizers and seeds which are fake or are no longer effective
生产假农药、假兽药、假化肥，销售明知是假的或者失去使用效能的农药、兽药、化肥、种子，
16.
For as for the first wrong, it doth but offend the law; but the revenge of that wrong, putteth the law out of office.
因为首先犯罪者只是触犯了法律，而对该罪犯以牙还牙则使法律失去了效用。
17.
Conclusion Both DES and Yanhuogubao have effects on preventing bone loss in OVX rats.
结论 延藿骨宝与己烯雌酚都有预防去卵巢大鼠骨丢失的作用,两者效应基本一致。
18.
On the Principle of the Invalidation of the Right;
权利失效原则的适用范围与法律效力