英[ˈfi:blə(r)]
美[]
She has been getting feebler lately; you must feed her up well.
最近她的身体更加虚弱了, 你们必须给她吃富有营养的食物,使她恢复健康.
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Its economy is strained ; witness the ever feebler dollar.
经济停滞不前,美元的虚弱就是明证.
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A U - shaped one would be feebler and flatter.
U 型则要弱一些,更为平滑.
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