Stereoisomerism
n. 立體異構現象\\n[化] 立體異構; 立體異構現象
??? 情景例句
The citizens of Riverdale, of course.
當然是Riverdale的公民。
To see a plane
看飛機
I think we should continue walking as long as we can see where we're going. I said.
“我想只要我們能看見我們朝哪兒走，我們就要繼續走下去，”我說，