Catalytic gasoline
[化] 催化裂化汽油
?? 詞語組成解析
a. 催化的\\n[醫] 催化的
??? 情景例句
It is.
它是的。
In college I majored in philosophy, What was your major?
大學時我主修哲學，你主修什么呢？
for the simple reason that I was left with several curiously shaped bits of metal which did not seem to fit anywhere.
原因很簡單，因為還剩下幾個形狀奇特的零件似乎哪里也裝不上去。