八卦就是由两个数字组成的三位数的数字卦系。

So Eight diagrams is the three-digit numeral diagrams expressed by two Numbers.

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要打到主要大楼三位数的房间，请先拨60再拨房间号码。

For 3 digit rooms in the Main Building, please dial 60 and then the room number.

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想要记住你不知道怎么拼出来的密码和三位数的社会网络号真的是一种打击。

It beats trying to remember which combination of Simpsons character and three-digit number you used for that rarely-updated social network.

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