But the rations are short, very short — so short, Dr. Livesey, that we're perhaps as well without that extra mouth.
但是口粮短缺——非常的短缺——如此的短缺，利弗西医生，我们也许，少掉一张嘴，也好。
In these circumstances, the benefit of an extra pair of hands to gather the harvest outweighs the cost of feeding an extra mouth (which anyway falls on your wife more than you).
在这样的环境下，收割时多一双手比养活这双手的人更有利(而且抚养的任务往往落到你妻子头上)。
By day she ran a hairdressing salon in the coastal town of Damariscotta, and at night, to make a little extra money, she went down to the mouth of the Pemaquid River to check her nets.
白天，她在沿海城市达马里斯·科塔经营一家发廊，晚上，为了挣笔外快，她到佩马奎德河口去检查撒下的网。
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。
Side effects mostly involved nuisances like dry mouth and thirst, and no extra risk of death or kidney problems was seen - the main things doctors were worried about.
常见副作用如口干和口渴，但未见医生最为担心的额外死亡风险或肾脏问题。
No matter which language you are studying, you should open your mouth and practice extra hard.
无论学习那种语言，张开嘴巴勤奋练习是非常必要的。
No matter which language you are studying, you should open your mouth and practice extra hard.
无论学习那种语言，张开嘴巴勤奋练习是非常必要的。
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