draw upon
phrasal verbdraw on/upon something
- to use a supply of something that is available to you
凭借；利用；动用 - I'll have to draw on my savings.
我只得动用我的存款了。 - The novelist draws heavily on her personal experiences.
这位小说家在很大程度上以她的亲身经历为素材。
- I'll have to draw on my savings.