在《PONS词典》中的词汇
I. curve [kɜ:v, 美 kɜ:rv] 名词
1. curve (bending line):
II. curve [kɜ:v, 美 kɜ:rv] 动词 不及物动词
ef·fi·cien·cy [ɪˈfɪʃən(t)si] 名词
1. efficiency no pl (proficiency):
-  efficiency of a company
-  
-  efficiency of a system
-  
-  efficiency of a system
-  
-  efficiency of a person
-  
-  efficiency of a method
-  
-  efficiency of a method
-  
2. efficiency no pl (frugality):
3. efficiency 技术用语 (of a machine, an engine):
4. efficiency 美 (apartment):
有关银行业、金融业和保险业的词语(PONS)
efficiency curve 名词 CTRL
efficiency 名词 MKTG
efficiency 名词 CTRL
有关生物学的词语(Klett)
有关交通运输业的词语(PONS)
curve INFRASTR
| I | curve | 
|---|---|
| you | curve | 
| he/she/it | curves | 
| we | curve | 
| you | curve | 
| they | curve | 
| I | curved | 
|---|---|
| you | curved | 
| he/she/it | curved | 
| we | curved | 
| you | curved | 
| they | curved | 
| I | have | curved | 
|---|---|---|
| you | have | curved | 
| he/she/it | has | curved | 
| we | have | curved | 
| you | have | curved | 
| they | have | curved | 
| I | had | curved | 
|---|---|---|
| you | had | curved | 
| he/she/it | had | curved | 
| we | had | curved | 
| you | had | curved | 
| they | had | curved | 
无例句可用
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