Pentone
缬烯炔, 异戊烯炔
🗣️ 情景例句
It seems to me I scheduled something else.
好像我还安排了什么别的事情。
Take a hair of the dog that bit you.
以毒攻毒。
The hovercraft is particularly useful in large areas with poor communications such as Africa or Australia;
气垫船在非洲、澳大利亚等交通不发达地区特别有用。