2009-10-02
2009-10-02
2009-10-02
2009-10-02
2009-10-02
2009-10-02
2009-10-02
2009-10-02
B-1 bachelor n.学士(学位);单身男子back and forth 来回,往返,来来往往地back down/off ...
2009-10-02
a-1 abandon v.放弃,抛弃abide v.(by)坚持,遵守ability n.能力,智能;才能,才干able to 能,会abnormal a.反常的,不...
2009-10-02