The country has not forsworn the use of chemical weapons.

该国并未保证禁用化学武器。

《牛津词典》

We have never forsworn the use of force.

我们从来没有承诺过放弃使用武力。

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Some American retailers have forsworn fuel from the tar sands.

一些美国零售商发誓不购入产自油砂的燃料。

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Some American retailers have forsworn fuel from the tar sands.

一些美国零售商发誓不购入产自油砂的燃料。

youdao