And it's not unusual for temperatures and precipitation levels to be higher or lower than normal. After all, that's how we end up with the artificial line called normal.
发生暴风天气是正常现象，并且气温和降水超出正常范围也不足为奇，毕竟，人为划定“正常范围”终会造成这样的结果。
Reactor 2 Is (Maybe) Stable With an update, Black notes that Tepco first reported that water levels were "'lower than normal,' but stable" at Reactor 2.
但最新的消息让Black注意到，Tepco首先报告了2号反应堆的冷却水面“虽然‘低于正常水平’，但仍然保持稳定状态”。
People with MS tend to have lower than normal blood levels of vitamin D compared with the general population.
与普通人群相比，患有MS的病人血液维生素D水平倾向于比正常低。
His team also found that 13 women who had suffered from pre-eclampsia had slightly lower levels of 2-me in their blood before birth than women who went through a normal pregnancy.
他的团队也发现了，13名患先兆子痫的孕妇的血液中2 -ME水平在生产前较妊娠正常的孕妇为低。
The levels of serum insulin in the low, middle and high dose Shengqijiangya groups and rosigiltazone group were markedly lower than that in the normal group and model group (P < 0.05).
中药低、中、高剂量组和罗格列酮组血清胰岛素水平明显低于正常组和模型组（P<0.05）。
Results the normal university students surveyed had lower the mental health levels than the national norm, the prevalence of psychological symptoms was 12.83%.
结果师范大学生心理健康水平低于全国常模，其中心理症状检出率为1 2 . 83 %。
Plasma levels of coagulating factors in pregnant hepatitis were higher than those in control, but lower than those in normal pregnancy.
妊娠肝炎组的凝血因子水平高于正常对照组，但低于正常晚孕组。
RESULTS: The estradiol levels of men and women patients before treatment were significantly lower than that of the normal controls.
结果：治疗前，男性和女性抑郁症患者血清雌二醇水平均显著低于正常对照；
Results Before sudden drop of temperature, the levels of adrenal axis hormones and thyroid axis hormones were lower in the model group than those in the normal group(P<0.05 or P<0.01).
结果降温前，模型组大鼠肾上腺皮质轴激素水平和甲状腺轴激素的水平均低于相应的生理组大鼠（P<0.05或P<0.01）。
Results:The levels of girls' score, campus life, job selevtion, self-adaption and interpersonal relationship were lower than those of the normal standard(P<0.01).
结果：女生在总分及学习、校园生活、择业、自我适应、人际关系适应低于常模且差异显著（P<0.01）；
Results: Four kinds of hair trace elements of kidney patients are lower than normal people in different levels.
结果：肾脏病病人头发中四种微量元素均较正常人有不同程度的降低。
Results: Four kinds of hair trace elements of kidney patients are lower than normal people in different levels.
结果：肾脏病病人头发中四种微量元素均较正常人有不同程度的降低。
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