1. We could undertake the work for the time being. ���ǿ�����ʱ�����������
2. We cannot undertake to do that. ���Dz��ܵ������Ǽ��¡�
3. We shall undertake the construction of this bridge. ���ǽ����������ŵ������̡�
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v.
1. enter upon an activity or enterprise
2. accept as a challenge
3. promise to do or accomplish
4. enter into a contractual arrangement
5. accept as a charge