Operation
[ ,ɑp?'re??n ]
第1級
其它 Other
n. 操作，經營;手術;[數]運算;作用;
?? 詞根助記
oper 工作 + ation 表示行為、狀態、過程 → n.操作；手術；運算
?? 例句
A multistage operation improves the thermal efficiency.
多層操作可以提高熱效率。
An analog multiplier whose operation is based on the identity:
xy=［(x+y)2-(x-y)2］/4 incorporating inverters, summers and square-law function generators.
The operation of this machine is simple.
這個機器的操作很簡單。
He continued his operations in cotton futures.
他繼續進行棉花期貨交易。
The operation of a railroad needs many men.
鐵路的營運需要很多人。
? 同義詞
?? 詞根
-ion表示“行為結果”
常見變體有tion、ation、ition
?? 牛津釋義
operation
n
1 [U] way in which sth works; working 運轉; 操作; 工作
I can use a word processor but I don't understand its operation. 我能使用文字處理機, 但不了解其運轉機制.
2 [C] activity, often involving several people and/or spread over a period of time 行動
mount a rescue operation 發起營救行動
at each stage of the massive police operation 在警方大規模行動的每一階段上
The entire operation will take about five days. 整個行動約需時五日.
3 (also op) [C]
~ (on sb) (for sth); ~ (to do sth) (medical 醫) action performed by a surgeon on any part of the body, to treat or remove by cutting a diseased or an injured part 手術
undergo an operation for appendicitis 接受闌尾切除手術
perform an operation to amputate his leg 把他的一條腿截除
a liver transplant operation 肝臟移植手術.
4 [C] business company 公司: a huge multinational electronics operation 一家大規模的跨國電子公司.
5
(a) [C usu pl 通常作復數]
(also ops) movement of ships, troops, aircraft, etc in war or during training （作戰或訓練中的）軍事行動, 作戰行動
the officer in charge of operations 軍事行動指揮官.
(b) Operation [sing]
(used as part of a code name for military campaigns 用作軍事行動代號的一部分)
Operation Overlord 領主行動.
(c) [C usu pl 通常作復數]
planned campaign in industry, business, etc （工商業等的）有計畫的業務活動
involved in building, banking, business operations 經營建筑業、 銀行業、 商業
operations research, ie study of business operations to improve efficiency in industry運籌學.
6 [C] (mathematics 數) addition, multiplication, subtraction, division, etc 運算.
7 (idm 習語) be in operation; bring sth/come into operation (cause sth to) be/become effective （使某事物）生效, 起作用
When does the plan come into operation? 這項計畫什麼時候實施?
Is this rule in operation yet? 這條規則生效了嗎?
?? 擴展釋義
*[,?p?'rei??n]n. 操作, 動作, 手術, 運算, 作用, 業務【計】 運算【醫】 手術【經】 操作, 營業, 經營相關詞組: perform an operation on a patient for in operation
?? 醫學釋義
手術，操作，運轉
?? 同詞根單詞
?? 同為「高中」詞匯
查看全部高中詞匯 ›??? 情景例句
Maybe we can experiment with your patients
也許我們可以在你的病人中試試
When you visit an American home.
在你訪問一戶美國人家時
You are John Smith, the engineer,aren't you?
你是工程師約翰。史密斯，對嗎？