短語詞組短語improvable method 改進(jìn)方法Always Improvable 始終改進(jìn)Improvable ideas 四︰可改進(jìn)的意見或概念system improvable theory 系統(tǒng)的可改進(jìn)理論improvable met hod 改進(jìn)方法improvable water resource 水資源可利用量ameliorable improvable mendable 可改善的improvable ratio of bearing capacity 承載力提高率 返回 improvable