While the phases must always follow each other in this order, their length and their severity varies greatly from cycle to cycle.
虽然经济周期的各个阶段总是以这种顺序互相衔接，但是各阶段的时间长短以及严重性却各有所不同。
The condition varies in severity, with some people functioning well, but others completely unable to take part in normal society.
情况由于严重性不同而表现各异，一些人能够表现良好，而一些人却完全无法参与正常社会活动。
ARV treatment varies according to the patient but essentially entails the mixing of an assortment of drugs, catered to the severity and nature of the patient's illness.
抗逆转录病毒(ARV)疗法视病人情况不同而有所区别，但实质则是使用几种药物的混合物，以适应病人疾病的严重程度和生理机能。
The disease varies in severity depending on which of various types of Leptospira are present.
这种疾病的严重程度取决于所感染的钩端螺旋体的类型。
Severity of expressive aphasia varies among patients.
表达性失语症的严重程度各个不一。
Susceptibility varies, and severity increases with depth, but there are no aftereffects.
每个人的耐受阈不同，下沉愈深则症状愈严重，但不留有后遗症。
Onset and severity of symptoms varies, depending on the amount of cortical involvement.
发作的频率和症状的严重性是可变的，依据于皮质受累的数量。
Background. The severity of cicatricial pemphigoid (CP)varies.
瘢痕性类天疱疮（CP）的严重性。
The treatment of acne is based on severity, which varies according to the number, type, and distribution of lesions.
痤疮的治疗根据严重程度，严重程度则与病损的数目、类型、分布有关。
The treatment of acne is based on severity, which varies according to the number, type, and distribution of lesions.
痤疮的治疗根据严重程度，严重程度则与病损的数目、类型、分布有关。
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