officer

officer, official

名词 officer:

1. any person in the armed services who holds a position of authority or command
   同义词：military officer
2. someone who is appointed or elected to an office and who holds a position of trust
   同义词：officeholder
3. a member of a police force
   同义词：policeman, police officer
4. a person authorized to serve in a position of authority on a vessel
   同义词：ship's officer

动词 officer:

1. direct or command as an officer

1. Such an act of cowardice by an officer shames his whole regiment.
   一个军官作出如此胆怯的行为使整个团都蒙受羞辱。
2. That officer must be removed.
   那位官员必须免职。
3. The young army officer was promoted to the rank of captain.
   这个年轻军官被提升为上尉。
4. He doubts if the officer is anybody.
   他怀疑这官员是个要人。
5. The immigration officer stamped my passport.
   移民官员在我的护照上盖了戳。
6. His father is a customs officer.
   他父亲是一位海关官员。

of.fi.cer

n.Abbr. off.（名词）缩写 off.
One who holds an office of authority or trust in an organization, such as a corporation or government.
公司中的高级职员：在一机构中，如公司或政府拥有权力职位或被信任的人
One who holds a commission in the armed forces.
军官：在军队中拥有职位的人
A person licensed in the merchant marine as master, mate, chief engineer, or assistant engineer.
商船的高级船员：一个在商船中有执照的船长、大副、总工程师或助理工程师
A police officer.
警官

来源：
Middle English
中古英语
from Old French officier
源自 古法语 officier
from Medieval Latin offic3rius
源自 中世纪拉丁语 offic3rius
from Latin officium [service, duty] * see office
源自 拉丁语 officium [服务，职责] *参见 office