/'aɪsəleɪt; `aɪsl,et/
v [Tn esp passive 尤用于被动语态, Tn.pr]
1 ~sb/sth (from sb/sth) put or keep sb/sth entirely apart from other people or things; separate sb/sth 使某人[某事物]与他人他事物完全隔离; 孤立某人[某事物]
*isolate a problem, ie in order to deal with it separately 将一问题剔出（以便单独处理）
* When a person has an infectious disease, he is usually isolated (from other people). 人患传染病时通常要（与他人）隔离.
* Several villages have been isolated by heavy snowfalls. 下过大雪後有几个村子与外界隔绝了.
2 ~ sth (from sth) (chemistry 化) separate (a single substance, germ, etc) from its combination with others 将（某物质、细菌等）从其种群中离析或分离出来
*Scientists have isolated the virus causing the epidemic. 科学家们已分离出引起这种流行病的病毒.

v [T]
[Date: 1800-1900; Origin: isolated]
to separate one person, group, or thing from other people or things
　The town was isolated by the floods.
　The US has sought to isolate Cuba both economically and politically.
isolate sb from sb
　Presley's phenomenal early success isolated him from his friends.
isolate sb from sth
　New-born babies must be isolated from possible contamination.
if you isolate an idea, problem etc, you consider it separately from other things that are connected with it
isolate sth from sth
　It is impossible to isolate political responsibility from moral responsibility.
technical to separate a substance, disease etc from other substances so that it can be studied
isolate sth from sth
　The hepatitis B virus has been isolated from breast milk.