an itchy skin eruption characterized by weals with pale interiors and well-defined red margins; usually the result of an allergic response to insect bites or food or drugs
例句
用作名词 (n.)
Nettle rash and hives are caused by virus, scarlet fever is caused by the bacterium. 风疹和麻疹是由病毒引起的，猩红热是由细菌引起的。
The rubella irus causes a rash, mild feer and arthritis, but in pregnant women, it can lead to a miscarriage or birth defects, according to the CDC. 风疹病毒导致出疹，轻微的发烧和关节炎，但是根据疾病控制和预防中心的观点，对于孕妇，它可能导致流产或胚胎发育紊乱。
美
