Pentamethylene
n. [化]环戊烷
🗣️ 情景例句
Three months ago.
三个月之前。
How did you go?
你怎么走？
'To end our special news bulletin,' said the voice of the television announcer, 'we're going over to the macaroni fields of Calabria.
“作为我们专题新闻节目的结尾，”电视广播员说，“我们现在到克拉布利亚的通心粉田里。