Hubs
n. 毂；枢纽；中心（hub的复数）
🗣️ 情景例句
Do you think they're open?
你们说现在还开门吗？
Who is the greatest novelist of our times?
谁是当代最伟大的小说家？
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。