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n. 环截式采煤机
🔁 扩展释义
【医】 环钻者
🗣️ 情景例句
How long has he held office?
他已任职多长时间了？
See, listen, and be silent, and you will live in peace.
多看多听少多嘴，你会太平过日子。
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。