1. If you boost him up,he can just reach the top of the shelf. ���������һ�ѣ��������ܹ����ܶ���
2. More promising is the fact that every country is planning to boost infrastructure spending. ����ϣ������ÿ�����Ҷ����ڼƻ����ӻ�����ʩ��֧��
3. The aid package will include support for trade financing, help for banks, and a boost for infrastructure projects. ����Ԯ������������ó���ʽ�֧�֡������еİ����Լ��ٽ�������ʩ��Ŀ��
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n.
1. the act of giving hope or support to someone
2. an increase in cost
3. the act of giving a push v.
1. increase
2. give a boost to; be beneficial to
3. contribute to the progress or growth of
4. increase or raise
5. push or shove upward, as if from below or behind