Activity distribution
[化] 活性分布
🧩 词语组成解析
🗣️ 情景例句
You have nothing to worry about.
你没有什么好担心的。
After graduation, Mr. Jones immediately became a member of the United Nations Relief and Rehabilitation Administration.
毕业后琼斯先生就加入了联合国救济善后总署。
The continents form rugged tablelands which stand nearly three miles above the floor of the open ocean.
大陆是崎岖不平的高地，高出辽阔海洋海底近三英里。