I. three-ˈquar·ters 名词
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: