Density of water is measured by kilograms per cubic meter.有什么语法错误?
问题描述：
Density of water is measured by kilograms per cubic meter.有什么语法错误?
答
一般说：The density of water is measured in grams per milliliter (g/ml).
用in kilograms per cubic meter作为单位也可以.
by 引出被动语态动作的施动者（执行者）,with后接工具,in表示“以.形式”