In this rudimentary natural society men go out to hunt and fish and to fight off the tribe next door while women keep the fire going.
在这个原始的自然社会里，男人出去打猎、捕鱼、击退隔壁部落，而女人则继续生火。
Unfortunately these drugs are quite toxic and hinder the body's ability to fight off infection.
不幸的是，这些药毒性很大，妨碍身体抗感染的能力。
People with cystic fibroses are unable to fight off such bacteria, even though their lungs produce normal amounts of the antibiotic.
患有囊性纤维变性的人却无法抵抗这种细菌，即使他们的肺部能产生正常数量的抗生素。
People with cystic fibrosis, however, are unable to fight off such bacteria, even though their lungs produce normal amounts of the antibiotic.
然而，患有囊性纤维化的人却无法抵抗这种细菌，即使他们的肺部能产生正常数量的抗生素。
BIG PIC: Glowing Snail Uses Light to Fight Off foes.
大图：发光的蜗牛利用光同敌人战斗。
Antibodies help the body to recognise and fight off germs.
抗体帮助身体去识别和抗击致病微生物。
Always remember to fight off a hurdle by facing it, not by running away from it.
永远记住，击退障碍，需要勇敢面对，而不是逃离躲避。
Cisco is struggling to fight off competitors with lower-priced switches and routers.
而思科则正在与定价较低的交换机和路由器供应商苦苦竞争。
For every cold we know of, virologists say, we fight off three or four with no symptoms.
病毒学家称，就目前所知的每种感冒，我们会有三到四次不出现上述症状。
When your body has all the nutrients it needs, you're better able to fight off infections.
当机体里有所需的所有营养素，就能更好的抵制感染。
Together, these trigger an immune response which can fight off invading parasites before the second act.
它们共同作用引发一种免疫反应，在第二次活动前就击退入侵的寄生虫。
Smoking is a known risk factor for TB, and may reduce the ability of the lungs to fight off infection.
吸烟作为导致肺结核的一个常见的风险性因素，会削弱肺部抗感染的能力。
You may have to fight off quite a few females with a bamboo stick so that he can see you and only you.
他太招人喜欢了以至于没有女人能抵抗住他的魅力，他太甜蜜了以至于伤不了任何人的心。你可能要用竹棍子打跑几个情敌以后才能让他看见你，并且只看见你。
It also may help support your immune system, which in turn could help your skin fight off bacterial acne.
它可以帮助你增强免疫系统，进而使你的皮肤战胜细菌。
Serums contain antibodies that fight off the germs of certain diseases including scarlet fever and lockjaw.
血清含有战胜某些病病菌的抗体，这类疾病包括猩红热和破伤风。
The wing clubs could have also been used to fight off predators, too, and this brings up an important point.
这种因翅膀结构产生的种群分区也能够用于干掉头领，并且，这是非常重要的一点。
These cells originate in the bone marrow and wind up in the brain, where their job is to fight off infections.
这些细胞在骨髓中生成，在大脑中发挥作用，其功能是抵抗感染。
Icelandic breakfast cuisine - a hearty and hot breakfast to fight off the dark, icy mornings is what's needed here.
在冰岛，人们需要一顿营养丰盛又热气腾腾、能够击退清晨之黑暗和冰冷的早餐。
A good diet and fit body will help you to fight off illness and disease - and to recover more quickly if you do become sick.
良好的饮食习惯和合适的体重能帮助你击退疾病，也能在你患病后帮助尽快恢复身体。
Investors seem to doubt that plans to help troubled financial institutions will be enough to fight off a deep recession.
投资者似乎怀疑挽救陷入困境的金融机构的计划是否足以避免经济陷入严重衰退。
The space saga follows the Terran story line as the Terrans fight off attacks from the extraterrestrials trying to take over.
这部太空史诗遵循人族的故事线索，第一部中人族击退了外星人发起的试图控制人类的进攻。
Scientifically known as Allium sativa, garlic has been famous throughout history for its ability to fight off viruses and bacteria.
从科学角度，已知大蒜系葱属漂白亚麻纤维卷，以其具有抗病毒和细菌的能力自古传闻。
A recent report in BioMed Central's Immunology journal found that alcohol impairs the body's ability to fight off viral infections.
近期，生物医药中心的《免疫学》杂志上报道说，酒精还会削弱人体抵抗病毒感染的能力。
OW: It is a shooter, but we have thrown in some fiendish adversaries that you will have to fight off with some context [specific] moves.
Omar Woodley：玩家主要还是射手，但是我们将一些非常凶残的对手扔进了游戏中，你不得不利用游戏场景并通过特殊的移动与其作战。
Mother had to fight off my dad because he went along with most of the professionals, the dark forces who wanted to put me in an institution.
母亲要同父亲斗争因为他同大多数的专业人士搭一条船，他是想把我送到福利院的暗黑势力。
The cockfish grow a new set of teeth as well as a mighty kype, a hook-like extension on the lower jaw, which they use to fight off other males.
年轻的雄鲑鱼长了一副新的锋利牙齿，好似在下颚下部有钩状突起一般，依靠这个，他们与同性进行争斗。
The body is trying to fight off a disease that is spreading, and as it does so, the body convulses, settles for a time and then convulses again.
身体正试图同正在扩散的疾病作斗争，当这种疾病扩散时，身体在抽搐，解决一段时期以后再次抽搐。
Trying to prevent leaks by employees or to fight off hackers only helps so much. Powerful forces are pushing companies to become more transparent.
预防员工泄密和阻止攻击仅仅在某些层面上是有效的，更为强大的力量迫使企业变得透明。
Trying to prevent leaks by employees or to fight off hackers only helps so much. Powerful forces are pushing companies to become more transparent.
预防员工泄密和阻止攻击仅仅在某些层面上是有效的，更为强大的力量迫使企业变得透明。
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