按天数计算
Calculated by days
以上为机器翻译结果，长、整句建议使用 人工翻译 。
我原想支付这笔费用，但是我不知道你啥时候与他们取得联系，因为保管费是按天数计算的。
I would have made the payment but I do not know when you will get in touch with them as the charges increases with the amount of days they secure it.
youdao
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