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来源：雅诚德英语网
That remainder is compared to 0 (it is the remainder 0 and, thus, num is divisible by 3).
该余数与0比较（如果余数是 0，那么该数可以被 3 整除）。
That remainder is compared to 0 (it is the remainder 0 and, thus, num is divisible by 3).
该余数与0比较（如果余数是 0，那么该数可以被 3 整除）。