arms in knots
手臂打结
以上为机器翻译结果，长、整句建议使用 人工翻译 。
They were sprawled, all legs and arms akimbo across their seats, absorbed in their cellphones or speaking quietly in small knots.
他们在座位上摊手摊脚，有些全神贯注地在玩手机，有些几个人一起轻声谈话。
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