al
18 words
1
brutal
2
casual
3
digital
4
doctoral
5
eternal
6
federal
7
festival
8
funeral
9
ideal
10
local
11
mineral
12
mutual
13
optical
14
oral
15
radical
16
refusal
17
terminal
18
tropical
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al
词缀组
18 词汇
已掌握 0
0
brutal
1
casual
2
digital
3
doctoral
4
eternal
5
federal
6
festival
7
funeral
8
ideal
9
local
10
mineral
11
mutual
12
optical
13
oral
14
radical
15
refusal
16
terminal
17
tropical