People use their hands to cover their mouths when they laugh or cough.人们笑或咳嗽时用手捂住嘴表示礼貌
cover one's mouth with hands祝学习进步,天天快乐!满意请采纳!谢谢!:)
Please cover your mouth when you are coughing.
当你咳嗽时用手捂住你的嘴When you cough hand over your mouth当你咳嗽时用手捂住你的嘴When you cough hand over your mouth
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