Collisional activation
[化] 碰撞活化
🧩 词语组成解析
a. 碰撞引起的
activation
[,ækti'veiʃən]
n. 活化，激活，[化]活化作用;致活;
🗣️ 情景例句
Why?
为什么？
Somebody said she's not.
有人说她还是小姑独处哪。
We are all very excited and are looking forward to the Olympic Games because they have never been held before in this country.
我们都非常激动，盼望着奥运会的到来，因为在这个国家里还从未举办过奥运会。