concubine的用法和樣例：
例句
用作名詞 (n.)
- The sultan's wives and concubines live in the harem.
蘇丹的妻妾住在后宮。 - The legal status of a concubine has varied in different societies.
在不同的社會，妾的法律地位有所不同。 - I'd say she is a concubine's daughter.
我猜是小老婆的女兒罷。 - For a maid to become a concubine is quite common-at least it used to be so.
丫頭收房做姨太太，是很普通－－至少在以前很普通的事；
