Make sure that you are working in a comfortable position.
工作时一定要保持舒适的姿势。
英语解释：the way in which sb is sitting or standing, or the way in which sth is arranged (坐、立的)姿态,姿势；放置方式
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Make sure that you are working in a comfortable position.
工作时一定要保持舒适的姿势。
英语解释：the way in which sb is sitting or standing, or the way in which sth is arranged (坐、立的)姿态,姿势；放置方式
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