有效是什么意思_有效用英语怎么说_有效的翻译_有效翻译成_有效的中文意思_有效怎么读,有效的读音,有效的用法,有效的例句

Condoms are an effective method of birth control if used with care.

如果使用得当，避孕套是很有效的避孕手段。

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The pill is the most efficient method of birth control.

服用避孕药是最有效的避孕方法。

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Make a note of credit card numbers and check expiry dates.

记下信用卡卡号，核对有效期限。

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Politically speaking, do you think that these moves have been effective?

从政治角度来说，你认为这些举措有效吗？

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Although exceptions could be made, the rule still stands.

虽然可能有例外，但该规定仍然有效。

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She had effectively shut him out by refusing to listen.

她拒不听他说话，并以此有效地将他排除在外。

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The judge said that arbitration was a fair and expeditious decision-making process.

法官说仲裁是公平且迅速有效的判决过程。

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The contract was to run from 1992 to 2020.

这份合同在1992年至2020年间有效。

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The Supreme Court says that the convictions can stand.

最高法院说判决结果依然有效。

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Many remedies effective in joint disease are primarily diuretic.

许多对关节病有效的药品主要含有利尿成分。

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For foreign holidays you will need a valid passport.

出国度假需持有效护照。

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A united effort is always more effective than an isolated complaint.

联合行动总是比单个人抱怨更有效。

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Roll on the day someone develops an effective vaccine against malaria.

盼望有一天有人会研制出一种能有效预防疟疾的疫苗。

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The active ingredient in some of the mouthwashes was simply detergent.

某些漱口剂中的有效成分只不过是洗涤剂而已。

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Alternative treatments can provide a useful back-up to conventional treatment.

替代疗法能为传统的治疗提供有效的辅助。

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