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Severe ocean storms happen less often in the southern hemisphere. There, the season of greatest activity is between December and March.
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强烈的海洋季风较少在南半球发生。在那里，季风最强烈的月份是11月和3月。 |
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Severe pneumococcal pneumonia still occurs, even in young to middle aged persons (not just the very young and the very old) and has a mortality rate of 20%!
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严重肺炎球菌性肺炎仍然发生,甚至在青年到中年人中(并非小儿和老年人)发生，死亡率为20%。 |
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Severe preeclampsia that develops at <34 weeks of gestation is associated with high perinatal mortality and morbidity rates.
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发生在34孕周以前的重度先兆子痫有高围产期死亡率和患病率。 |
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Severe punishment is a strong deterrent to crime.
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严厉的惩罚是犯罪强力的遏阻方法。 |
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Severe renal failure, defined as a >50% increase in serum creatinine, occurred in 3.4% of patients in the high-osmolar group and in 1.5% of the low-osmolar group.
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在严重肾功能衰竭的患者中，3.4%的高渗和1.5%的低渗造影剂使用患者的血清肌酐水平上升值超过50%。 |
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Severe stomach pain could be a sign of appendicitis. Severe chest or back pain could be a sign of a heart attack.
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严重的腹痛可能是阑尾炎的症状，严重的胸痛或背痛可能是心脏病发作。 |
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Severe stomach pain could be a sign of appendicitis. Severe chest or back pain could signal a heart attack.
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严重的胃痛可能是盲肠炎的征兆。剧烈的胸部或背部疼痛可能使心脏问题。 |
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Severe storm swept through early Thursday.
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星期四早些时候，狂风暴雨席卷而过。 |
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Severe storms also rolled through the Midwest.
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强风暴也席卷了美国中西部地区。 |
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Severe tooth attrition may be caused by several factors and was considered to present great treatment problems in clinical dentistry.
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摘要临床上造成牙齿严重磨耗的原因有很多，这也是牙医在治疗上的一大困扰。 |
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Severe turbulence reported in Guangzhou area from 7000m upward.
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据报告，在广州区域有严重颠簸，高度7000米以上。 |
