“暗中”的近义词/同义词有哪些

“暗中”的拼音为：àn zhōng ...

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他也讨厌被暗中监视。He also took exception to having been spied on.我能肯定，他当时知道我在暗中调查他。I'm sure he knew I was checking up on him.他躺在黑暗中，假装睡觉。He lay in the darkness, pretending to sleep....