Many pure metals have little use because they are too soft,rust too easily,or have some other drawback.

2023-07-03

A:property
B:additive
C:disadvantage
D:disparity

参考答案:C

本句意思:很多纯金属用处很小,因为它们要么太软,太容易生锈,要么有某种其他缺点。drawback缺点。disadvantage缺点;property属性,性质;additive添加剂;disparity不同,不 等,不一致。