1. He pledged his gold watch to pay for her birthday gift. Ϊ������������������Ѻ�����Ľ����
2. The pledge can change all? ��֤�ܸı�ȫ��ô?
3. I firmly pledge to actively help in the movement for unification. �Ҽᶨ������Ҫ�����ز��뼰Э��ͳһ�˶���
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n.
1. a deposit of personal property as security for a debt
2. someone accepted for membership but not yet fully admitted to the group
3. a drink in honor of or to the health of a person or event
4. a binding commitment to do or give or refrain from something v.
1. promise solemnly and formally
2. pay (an amount of money) as a contribution to a charity or service, especially at regular intervals
3. propose a toast to
4. give as a guarantee
5. bind or secure by a pledge