单词：polymerization thermodynamics
[化] 聚合热力学
单词：polymerization thermodynamics 相关文章
Some scientists say time is governed by the movement of matter in our universe. They say time flows forward because the universe is expanding. Some say it will stop expanding some day and will begin to move in the opposite direction, to grow smaller.
发表于:2019-01-22 / 阅读(67) / 评论(0)
英语时差8，16
英语时差8，16