Clusters
n. 群集；簇；丛（cluster的复数形式）
🗣️ 情景例句
Right.
对。
Did you enjoy your flight?
你的飞行旅途愉快吗？
The plane was late and detectives were waiting at the airport all morning.
飞机误点了，侦探们在机场等了整整一上午。