Pericondensed polycyiclic
[建] 包縮合多環物的
??? 情景例句
I remember exactly.
我記得很清楚。
How do you do?
你好！
but one day, after heavy shower, I happened to be walking in my garden when I noticed a huge number of snails taking a stroll on some of my prize plants.
后來有一天，一場大雨后，我在花園里漫無目的散步，突然注意到許許多多蝸牛在我的一些心愛的花木上慢悠悠的蠕動著。