在《PONS词典》中的词汇
 
  
 I. char·ac·ter·is·tic [ˌkærəktəˈrɪstɪk, 美 ˌkerəktɚˈ-] 名词
main·tain [meɪnˈteɪn] 动词 trans
1. maintain (keep):
2. maintain (in good condition):
4. maintain (claim):
I. a [eɪ, ə], before vowel an [æn, ən] 冠词 不定的
2. a after 否定:
3. a (one):
4. a before profession, nationality:
5. a introducing state:
8. a limiting uncountables:
9. a before unit:
10. a as multiplier:
11. a before unknown name:
12. a (denoting likeness):
13. a before family name:
14. a before date:
characteristic 名词
A&E
有关银行业、金融业和保险业的词语(PONS)
maintain 动词 trans FIRMSTRUKT
有关地理学的词语(Klett)
maintain [meɪnˈteɪn] 动词
有关生物学的词语(Klett)
maintain a characteristic
characteristic, trait, quality, feature 名词
有关交通运输业的词语(PONS)
| I | maintain | 
|---|---|
| you | maintain | 
| he/she/it | maintains | 
| we | maintain | 
| you | maintain | 
| they | maintain | 
| I | maintained | 
|---|---|
| you | maintained | 
| he/she/it | maintained | 
| we | maintained | 
| you | maintained | 
| they | maintained | 
| I | have | maintained | 
|---|---|---|
| you | have | maintained | 
| he/she/it | has | maintained | 
| we | have | maintained | 
| you | have | maintained | 
| they | have | maintained | 
| I | had | maintained | 
|---|---|---|
| you | had | maintained | 
| he/she/it | had | maintained | 
| we | had | maintained | 
| you | had | maintained | 
| they | had | maintained | 
无例句可用
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