Pentylene
戊二 烯
🗣️ 情景例句
He says it always brought him good luck on the baseball team.
他说 ，当年他在棒球队时这手套总是带给他好运。
He learns Spanish every day.
他每天都学西班牙语。
This rabbit had no natural enemies in the Antipodes,
这种兔子在澳大利亚及新西兰没有天敌，