短語(yǔ)詞組用作動(dòng)詞 (v.)～+名詞weaken sb 's heart 使某人的心髒衰弱weaken one 's tea 把茶沖淡～+副詞weaken basically 基本削弱weaken constitutionally 〔materially〕 躰質(zhì)變?nèi)?/li>weaken painfully 痛苦地削弱weaken permanently 永久地削弱weaken tragically 悲慘地削弱～+介詞weaken by 通過(guò)…使變淡weaken tea by adding water 通過(guò)加水使茶變淡短語(yǔ) 返回 weakens