词典释义：
a woman in a position of authority or control
权威女子，能控制局面的女子
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she is always mistress of the situation, coolly self-possessed. 她总能控制局面，表现沉着镇静。
[with modifier]
〈主英〉 （教某一门课的）女教师
-
a
Geography mistress. 女地理教师。
a woman who is skilled in a particular subject or activity
女名家，女能手
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a mistress of the sound bite, she is famed for the acidity of her tongue. 她是录音采访节录名家，以尖酸刻薄出名。
the female owner of a dog, cat, or other domesticated animal
（狗、猫等的）女主人。
〈古〉 主妇
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he asked for the mistress of the house. 他要找这家主妇。
(especially formerly)a female employer of domestic staff
（尤指旧时的）女雇主。
a woman (other than a wife) having a sexual relationship with a married man
情妇。
〈古或诗／文〉 女情人。
(
〈古或方〉 ［置于姓名前，用作对已婚女子的称呼］夫人。
"Middle English： from Old French
