Catalytic activity
[化] 催化活性
🧩 词语组成解析
a. 催化的\\n[医] 催化的
🗣️ 情景例句
the first settlers in America.
他们是第一批来美国定居的移民。
Why so mysterious?
干嘛神秘兮兮的？
Fortunately, nothing was found and five hours later we were able to take off again.
幸运的是，什么也没有找到。5个小时后，我们又起飞了。