二楼的用法和样例:
例句
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谨奉告,图书馆在二楼。
For your information (ie This is sth you may wish to know), the library is on the first floor.
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咱们在二楼烤肉餐室见面。
Let's meet in the first-floor grill-room.
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他的住处是那家店铺二楼上的两个小房间。
His living quarters were two small rooms on the second floor of the store.