Pentene
n. [化]戊烯
🔁 扩展释义
【医】 戊烯
🗣️ 情景例句
Terrific!
了不起！
It was eleven o'clock when he finally showed up.
他最后露面时，已经11点钟了。
he hardly ever used it, preferring always to go on foot.
但却很少使用，常常喜欢以步代车。