O.
美 [ə]英 [ə]
- abbr.(=old)(=Observer)(=Ocean)

O.
1.(在书面英语中,代替 of 的非正式说法)used in written English to represent an informal way of sayingof
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29