- n. 操作；经营；[外科] 手术；[数][计] 运算
CET4 TEM4 考 研 CET6
- operation (n.)
- late 14c., "action, performance, work," also "the performance of some science or art," from Old French operacion "operation, working, proceedings," from Latin operationem (nominative operatio) "a working, operation," from past participle stem of operari "to work, labor" (in Late Latin "to have effect, be active, cause"), from opera "work, effort," related to opus (genitive operis) "a work" (see opus). The surgical sense is first attested 1590s. Military sense of "series of movements and acts" is from 1749.
- 1. The operation is carried out under a general anaesthetic.
- 2. The formalization of co-operation between the republics would produce progress.
- 3. He is recovering from an operation to reset his arm.
- 4. A debriefing would follow this operation, to determine where it went wrong.
- 5. The air rescue operation has now been scaled down.
[ operation 造句 ]