You should chew over this thing.

你应当好好思量这件事.

《简明英汉词典》

Let me chew over this idea for a while.

你考虑一下这个主意.

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Let's chew over the idea before making any decisions.

在下结论前,让我们再讨论一次.

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Please chew over my offer and let me know next week whether you're interested.

请认真考虑我的建议,下周告诉我你是否感兴趣.

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