他用手抹了抹嘴，然后打了个响亮的饱嗝。He wiped his hand across his mouth, then belched loudly.那些男人, 吃得直打饱嗝, 解开了背心的钮扣.The men, gorged with food , had unbuttoned their vests.不能在别人面前打饱嗝.In front of the others can't burp....