“你不能这样做”常见的英语表达有:“You can't do this.” 、“You mustn't do this.” 、“You shouldn't do this.”
“can't”表示“不能,不可以”,语气较为直接和强硬。
例如:“You can't do this. It's against the rules.”(你不能这样做。这违反规定。)
“mustn't”强调禁止,有很强的约束意味。
如:“You mustn't do this. It's very dangerous.” (你决不能这样做。这非常危险。)
“shouldn't”侧重于表达不应该,更多是基于道德、情理或建议。
像:“You shouldn't do this. It's not polite.” (你不应该这样做。这是不礼貌的。)在不同的语境中,可以根据想要表达的语气和程度选择合适的表述方式。