maintain [meɪnˈteɪn]
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基本释义
vt.支撑;赡养,抚养;维持,保有
英英释义
to continue to have; to keep in existence , or not allow to become less
参考例句
He has to maintain a large family on a small salary. 他不得不依靠很少的工资养活一大家人。
We must do our best to maintain sales at their usual rate. 我们要尽力使销售额保持在平日的水平上。
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