knocked at
- 网络敲
knocked at
knocked at
敲
新概念英语第二册... ... c. hardy( 强壮的)意思不对,是形容词,不能修饰动词. a. knocked at( 敲); c. bounced( 指球跳起,弹回); ...
2
3
4
5
6
7
9
10
12
13
14
15
20
21
22
26
27
29