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n. 分层盘旋飞行
🗣️ 情景例句
Keep it down!
小点儿声！
His health has been lousy.
他的健康状况近来很糟。
I took a burning branch from the fire and went to examine the rock.
我从火堆中拿起一根燃着的树枝，走过去检查那个岩石。