Your body simply can`t maintain the same level of energy without that extra oxygen you get when breathing through your mouth.
否则，不呼吸新鲜的氧气，你体能将会下降。
T he visitor smiled, put the cheese into his mouth and then said: "you must have better eyes than your mother, sonny."
客人微笑着把奶酪放进嘴里说：“孩子，你的眼睛就是比你妈妈的好。”
Don 't place your fork in the side of your mouth as it increases the chances of food sliding away, which could be very embarrassing.
不要将叉子放在嘴角，这样可能会使食物流出来，那将令人非常尴尬。
Don 't place your fork in the side of your mouth as it increases the chances of food sliding away, which could be very embarrassing.
不要将叉子放在嘴角，这样可能会使食物流出来，那将令人非常尴尬。
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