Density ratio
[计] 密度比
🧩 词语组成解析
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
🗣️ 情景例句
Change your clothes, Carl.
把衣服换了， Carl。
The chance to enter the college came and he took it.
有一个上大学的机会，他抓住了这个机会。
Which would you like, tea or milk?
你喜欢哪样，茶还是牛奶？