获得性免疫缺陷疾病的英文：
acquired immunodeficiency disease

acquired是什么意思：
adj. 习得的；后天的
v. acquire的过去式和过去分词

acquired distinctiveness
经（使用或其它方法）取得的独特性

Dancing is an acquired skill.
跳舞是后天习得的技巧。

A violation can occur even if there is no lessening of competition between the acquiring and the acquired firm
即使没有削弱兼并和被兼并厂商之间的竞争，也可能构成触犯法令。

immunodeficiency是什么意思：
免疫缺乏,免疫缺陷,免疫缺陷状态

Thymic involution caused by child abuse might lead to secondary immunodeficiency.
儿童虐待所致的胸腺退缩可能导致继发性免疫机能不全。

AIDS( in full acquired immunodeficiency syndrome )：Fatal transmissible disorder caused by HIV.
爱滋病(全名后天性免疫不全症候群):是一种由人类免疫不全病毒(HIV)引起的致命传染性疾病。

Their medical histories strongly suggested the possibility of a sexually transmitted agent that caused immunodeficiency
从他们的病历可以看出，很可能是一种经过性交传递的东西造成免疫机能丧失。

disease是什么意思：
n. 疾病，不健全，病害，弊病，烦恼
v. 使有病，使不健全

Surgical disease, or the surgical response to disease is of similar antiquity.
外科疾病或对疾病的外科处理的历史同样久远。

Some diseases are presented by heredity.
有些疾病是由于遗传导致的。

ear bacterial disease of maize
玉米穗细菌病