For example, Russian, French, and Spanish persons may use silence to show agreement between parties about the topic under discussion.

例如，俄罗斯人、法国人和西班牙人可能会用沉默来表示双方对正在讨论的话题达成一致。

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He was under discussion and it made him feel deprived of his humanity.

他受到议论，这使他觉得自己被剥夺了人格。

《柯林斯英汉双解大词典》

Recently, piracy has become a hot topic under discussion.

近来，盗版成为人们讨论的热门话题。

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The size and form of a summer share offering is under discussion at Treasury.

WSJ: U.S. Weighs Summer GM Stock Sale

Or when an aid matter is under discussion, or an investment treaty, a trade treaty.

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Another possible outcome is a limited agreement that would include some elements under discussion.

CNN: Hope for compromise recedes as budget debate begins