短語詞組短語be convenient to for 對於…利便convenient method for calculating 簡便計算法convenient principle for the public 便民原則a convenient method for synthesis 簡便郃成方法convenient for the public 方便民衆(zhòng)的Convenient For Nighttime Operation 方便夜間操作convenient for use 實用Convenient For Action 便於動作convenient for application 便於應(yīng)用 返回 convenient for