deviation：（～ from sth ） not following the normal or expected course、plan 偏离正常或原定的路线，计划 ；偏差
deviation from the rules 违背规则
deviate（v）：（～ from sth ）偏离路线，标准；背离
deviationism（n）：政治上的离经叛道
delegate：（～ sb to sth ）挑选或委派某人作代表；挑选或委派某人执行；将（权利、职责）委托给下级，授权给；
delegate sb to a conference 委托某人作代表出席会议
The new manager was delegated to reorganize the department。
派这位新经理重新组织该部门。
The job had to be delegated to an assistant。
这项工作得交给助手去做。
delegation（n）：代表，委托
A delegation has been hurried to Africa.
已派出一个代表团赶往非洲。
We were listening for the arrival of the delegation.
我们等着听代表团来的消息。
He was once on a cultural delegation which came to China.
他曾经随文化代表团到中国来过一次。