specialize,专门的，-ed,形容词后缀。

1. Cocaine addicts get specialized support from knowledgeable staff.

对可卡因上瘾的人从那些懂相关知识的工作人员那里得到了专业化的帮助。

来自柯林斯例句

2. He specialized in treatment of cancer patients.

他是治疗癌症病人的专家。

来自柯林斯例句

3. I specialized in the restoration of old houses.

我专门从事旧房翻修。

来自柯林斯例句

4. He specialized in criminal law.

他专攻刑法。

来自《权威词典》

5. How much experience does he bring this specialized work to?

他有多少经验从事于这项专案 呢 ?

来自《简明英汉词典》