Echini
echinus的复数
🗣️ 情景例句
How long will this letter take to get there?
这封信需要多长时间到那儿？
You need to transfer at central station.
你必须在中央车站换车。
He was in car number fifteen.Five other cars were just behind him.
他在第15号车里，其他5辆汽车跟在他后面。