pump up

使激动, 使达到兴奋状态, 打气, 充气

例句与用法：

Have you pumped up the bicycle?

你给自行车胎打气了吗？

Pumping up her smile, she was too weak to speak audibly.

她勉强笑了一笑，身体虚弱得连说话人家也听不见。