Billionth
num. 第十亿个, 十亿分之一
🗣️ 情景例句
Sure, what do you have?
好啊，你有什么？
I'd like a refund.
我要想退款。
but more often than not, the greater part of the journey is spent on roads with few service stations and too much traffic.
但旅行的大部分时间都花在路上，而且只有很少的服务设施，交通也很拥挤。