他们一直在背后讨论这笔交易吗?

Have they been discussing the deal behind his back?

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Have they been discussing the deal behind his back?

behind 的意思是"在...后面",这里指"在某人不知道的情况下"。 his 是代词 he 的所有格形式,意思是"他的"。 back 本义是"背部",在这里指"背后"。 behind his back 是一个固定短语,意思是"背着他、在他不知情的情况下",通常带有负面含义,表示秘密或不诚实的行动。

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