maintaining correct posture
保持正确的姿势
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Jones Brown said that at first it was hard for her to concentrate on writing tasks because she was focused on things like maintaining correct posture.
琼斯·布朗说，起初她很难集中精力于写作任务上，因为她必须关注保持正确姿势等问题。
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