单词	plane concave
释义	plane concave 平凹的
随便看	analog ic Analog IC analogical analogicalally analogical, analogic analogical argument analogical association analogical change Analogical Circuit Technique analogical control analogical creation Analogical D.C.Drives analogical deduction analogical deepwater analogical design Analogical Electronics analogical even analogical extension analogical form analogical induction analogical inference analogical interpretation analogical knowledge representation analogical learning analogical thinking method in confucianism