1. The sentry defended the gate against sudden attack. �ڱ����������Է�ͻȻϮ����
2. We should defend our students. ����Ӧ�ñ���ѧ����
3. After basking how to defend? ɹ̫��֮����������?
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v.
1. argue or speak in defense of
2. be on the defensive; act against an attack
3. protect against a challenge or attack
4. fight against or resist strongly
5. protect or fight for as a champion
6. be the defense counsel for someone in a trial
7. state or assert