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N-COUNT
（在足球中）同goalkeeper
In football, the keeper is the same as the goalkeeper.
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N-COUNT
(橄榄球中的）护球推进打法
In American football, a keeper is a play in which the quarterback keeps the ball.
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N-COUNT
（动物园的）饲养员
A keeper at a zoo is a person who takes care of the animals.
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N-COUNT
（博物馆或美术馆的）馆长，主任
The keeper of a museum or art gallery, or of one part of it, is the person who is responsible for the things in it.
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PHRASE
不是…的保姆（或管家）
If you say that you are not someone's keeper, you mean that you are not responsible for what they do or for what happens to them.
例句
“我不知道他在哪儿，”休斯回答说?！拔矣植皇撬谋Ｄ?。”