在一段时间里，它似乎进行得相当顺利，但严重的不足如今正在显现。
For some time, this seemed to work reasonably well, but serious weaknesses are now appearing.
患有感冒或流感的儿童和青少年不应该服用阿司匹林来缓解疼痛，因为这会有雷氏综合症的风险，雷氏综合症是一种罕见但严重的肝脏和中枢神经系统疾病。
Children and teens with a cold or flu should not take aspirin for pain relief because of the risk of Reye syndrome, a rare but serious condition of the liver and central nervous system.
已有大量文件证明该病毒在人类引起罕见但严重的疾病的能力。
The ability of this virus to cause rare but severe disease in humans is well documented.
尽管索赔案的数量比平时多，但严重程度没有平时高。
The claims, although more numerous, tend to be less serious than at other times of year.
厌倦和冷漠是这种婚姻的特征，但严重的争吵是很少的。
Boredom and apathy characterize this marriage. Yet serious arguments are rare.
但严重水土流失区内的水土流失却是诱发贫困的主要原因之一。
But water and soil loss can lead to poverty in the area of serious water and soil loss.
虽然轻微并发症的发生率可能超过30%，但严重并发症的几率低于3%。
Though the rate of minor complications can exceed 30 percent, the incidence of more-severe complications is less than 3 percent.
目前国内外我们最常见燃煤锅炉使用成本低，但严重污染环境。
It is most common to use low cost coal-fired boilers both in our country and abroad, but it has serious environmental pollution.
例如，对象轮询会减少应用程序生成的垃圾数量，但严重降低了垃圾收集的性能。
For example, object pooling reduces the amount of garbage generated by an application but can seriously hurt garbage collection performance.
当当替补还行，但严重高估自己实力，还很贪婪，所以只好送他走。
But he got too big headed and vastly overestimated his own ability and got greedy with his contract so no choice but to let him go.
抑郁症是一种普通但严重的疾病。大多数染上此病的人需要治疗才能转好。
Depression is a common but serious illness, and most who experience it need treatment to get better.
停止其他医学问题的处理可能不是那么糟糕，但严重的心脏问题意味着猝死。
Putting off treatment for other medical problems might not be so bad, but a serious heart problem can mean sudden death.
如果我们喝酒，可能患癌症的机率会增大，但严重程度是视乎一开始我们患病的机率有多大。
We may all run an increased risk of cancer if we drink, but how serious that is depends on how high or low a risk we had to start with.
慢性房颤是中风和死亡的危险因素，但严重脓毒血症患者新发房颤的临床意义尚不清楚。
Chronic AF is a known risk factor for stroke and death, but the clinical significance of new-onset AF in the setting of severe sepsis is uncertain.
肉毒中毒是一种罕见但严重的麻痹性疾病引起的神经毒素，是由肉毒梭状芽孢杆菌的细菌。
Botulism is a rare but serious paralytic illness caused by a nerve toxin that is produced by the bacterium Clostridium botulinum.
冠状动脉介入治疗术后穿刺部位出血、血肿是常见的并发症，但严重出血(需输血或手术)者少见。
Bleeding and haematoma around puncture point is common complications of coronary artery intervention treatment. However, severe bleeding, even leading to blood transfusion or operation is rare.
尽管是罕见的，但严重的敏感症反应，像过敏性反应或者恶化的哮喘即使在好的环境下也是十分严重的。
Although uncommon, severe allergic reactions, such as anaphylaxis or an exacerbation of asthma, are serious under the best of circumstances.
动物实验已经证实这一基因对骨的发育极其重要，也已知道人类这一基因的某些突变会引起罕见但严重的骨疾病。
Animal studies have confirmed that the gene is critical to bone development, and there are known mutations in humans that can cause extremely rare but severe bone disease.
来自澳大利亚的一个近期的病例提示，这种疫苗可能会引起罕见但严重的副作用，包括过敏性休克和神经系统损害。
A recent case series from Australia raised concerns that the vaccine might cause rare but serious side effects, including allergic shock and damage to the nervous system.
止痛药可缓解疼痛。一旦针对病因治疗，则较轻病例常可迅速恢复，但严重病例恢复可能不完全，且后遗某些运动及感觉障碍。
Analgesics can relieve the pain. Once the underlying cause is treated, recovery is usually rapid But may be incomplete in severe cases, with residual motor and sensory disturbances.
祖马在发表一年一度的国情咨文演讲时表示，虽然过去10年南非经济呈增长态势，但严重的失业和贫困问题仍令人感到担忧。
In his annual state of the nation address, Mr Zuma said he was concerned that unemployment and poverty persisted despite 10 years of economic growth.
她挫伤严重，但骨骼完好。
这听起来可能有些牵强，但情况很严重，需要一个紧急而富有想象力的回应：欢迎你提出任何想法。
This may all sound far-fetched, but the situation is serious and demands an urgent and imaginative response: any ideas you may have would be welcome.
英格兰南部沿海白色悬崖的侵蚀问题一直存在，但近年来变得更严重了。
Erosion of the white cliffs along the south coast of England has always been a problem but it has become more serious in recent years.
父母不愿让孩子承受注射的痛苦，但成人由于有可能出现流感严重并发症，普遍会接种疫苗。
Parents are reluctant to subject children to the pain of injections, but adults, who are at risk of serious complications from influenza, are commonly vaccinated.
有时小孩子可能会过于兴奋和有点过于粗暴，但这从来都不是一个严重的问题。
Sometimes a young child may get over-excited, and they are a little too rough, but it's never a serious matter.
有时一个小孩子可能会过于兴奋和有点过于粗暴，但这从来都不是一个严重的问题。
Sometimes a young child may get over-excited and be a little too rough, but it's never a serious matter.
自从博比因卵巢癌做了化疗后，她几乎掉光了头发，但更糟糕的是，她的左手和双脚还患上了严重的神经病症。
Since her chemotherapy for ovarian cancer, Bobbie lost most of her hair, but more damaging, she has severe neuropathy in her left hand and both feet.
当环境条件稳定时，偏离率相对较低，但当河流受到严重干扰时，偏离率会急剧增加。
Straying rates remain relatively low when environmental conditions are stable, but can increase dramatically when streams suffer severe disturbance.
当环境条件稳定时，偏离率相对较低，但当河流受到严重干扰时，偏离率会急剧增加。
Straying rates remain relatively low when environmental conditions are stable, but can increase dramatically when streams suffer severe disturbance.
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