获得性特发性铁幼粒细胞性贫血的英文：
acquired idiopathic sideroblastic anaemia

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。

idiopathic是什么意思：
自发的

hypertension for which no recognizable cause can be found is called essential or idiopathic
不明原因的高血压称为特发性或原发性高血压。