有效
- effective;valid;be good for;efficacious;remains in effect;subsist;gelling
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(1) [be good for;efficacious;effective]∶有成效,有效果
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未必有效
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(2) [valid]∶有效力
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有效期
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这药已证实是有效的。
It has been demonstrated that this drug is effective .
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幽默是比暴力更有效的防御武器。
Humour is a more effective defence than violence .
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这是另外一些与航空有关网页的有效链接。
Here are some live links to other aviation-related web pages .
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本协议的有效期已过。
The period of validity of the agreement has expired .
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她迅速有效地处理全部来往信件。
She deals with all the correspondence promptly and efficiently .
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试试这种乳霜吧——对皮肤斑点挺有效。
Try this cream ─ it 's great for spots .
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这个特价优惠月底前有效。
This special offer is valid until the end of the month .
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新税种的有效施行期限为五年。
There is a five-year sunset on the new tax .
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此签证有效期为14天,可延期到一个月。
The visa is for 14 days , extendable to one month .
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那旅馆的服务工作有效率而不夸张。
The service at the hotel is efficient and unobtrusive .
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这酸奶的有效期到11月20日。
The expiration date on this yogurt was November 20 .
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有些产品过了有效使用年限后是可以回收再利用的。
Some products can be recycled at the end of their useful life .
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胆固醇含量不能有效地预示妇女心脏病。
Cholesterol level is not a strong predictor of heart disease in women .
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反对党的声音被有效地压制了下去。
The voices of the opposition were effectively smothered .
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你应该尽量更有效地分配你的时间。
You should try and organize your time better .
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使用能有效滤掉紫外线的防晒霜。
Use a sun block that filters UVA effectively .
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我们必须最有效地利用现有财力。
We must make the most efficient use of the available financial resources .
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候选人必须善于有效地表达自己。
Candidates must be able to communicate effectively .
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水不能有效阻挡太阳中更有害的射线。
Water is not an effective shield against the sun 's more harmful rays .
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电视是一种有效的通信手段。
Television is an effective means of communication .
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什么是阿司匹林中的有效成分?
What is the active ingredient in aspirin ?
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合同条款有效。
The terms of the contract subsist .
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许可证的有效期为三个月。
The permit runs for three months .
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这个报价还有效吗?
Is the offer still open ?
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难以相信的是,它确实有效。
Unbelievably it actually works .
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政府坚持认为“关押有效”,并计划对暴力犯罪者实行更严厉的判刑政策。
The government insists that ' prison works ' and plans to introduce a tougher sentencing policy for people convicted of violent crime .
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良好的客户关系需要做到礼貌、专业,并提供有效的回复。
Good customer relations require courtesy , professionalism and effective response .
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除非能证明训练有效,否则就是白搭。
Training is worthless unless there is proof that it works .
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我们这样的制度缺乏有效保护公民自由的条款。
A system like ours lacks adequate safeguards for civil liberties .
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对于低收入工人来说,福利救济是唯一真正有效的保障措施。
Welfare is the only real safety net for low-income workers .