TOEFL kelimeleri

destroy many harmful microorganisms on nonliving surfaces

消毒

amount and schedule for giving medicine

用药剂量及用法

concealing treatment allocation from participants and relevant researchers

双盲的

sleepy and less alert

困倦的；昏昏欲睡的

recognition of condition at an initial stage

早期发现；早期检出

ability of intervention to produce intended effect under study conditions

疗效；干预效能

ability to sustain physical effort

耐力

disease occurrence above expected level in population

流行；疾病流行

study of distribution and determinants of population health

流行病学

begin to sleep

入睡；睡着

practices cleaning hands to reduce germ spread

手卫生

unequal health outcome associated with disadvantage

健康差异；健康不平等

chemical messenger regulating body functions

激素

supply body with water

补水；使水分充足

persistently elevated blood pressure

高血压

body defenses against infection and abnormal cells

免疫系统

enter and multiply in host body

感染；使感染

invasion and multiplication of pathogens in body

感染

disease caused by pathogenic agents

感染性疾病

body response to injury or harmful stimuli

炎症

voluntary agreement after understanding relevant information

知情同意

difficulty sleeping despite suitable opportunity

失眠

organ filtering blood and regulating fluid balance

肾脏

expected remaining years of life under mortality conditions

预期寿命

organ processing nutrients and other substances

肝脏

breathing organ exchanging gases with blood

肺

harmful deficiency excess or imbalance of nutrition

营养不良

emotional psychological and social wellbeing

心理健康；精神健康

chemical processes sustaining living body

新陈代谢