Concentrators
(concentrator 的复数) n. 集中者, 浓缩器, 选矿机\\n[计] 集线器, 集中器
🗣️ 情景例句
Do you want to do something this Sunday? John and I would like you to come over for a party.
你星期日要不要做什么事？约翰和我想请你过来参加宴会。
You and your big mouth!
你这张快嘴！
He is collecting money.
他在筹集资金。