get / have a / your foot in the door
设法加入,涉足(某组织、行业等)
to manage to enter an organization, a field of business, etc. that could bring you success
I always wanted to work in TV but it took me two years to get a foot in the door.我一直想做电视工作,但花了两年才进了这个圈子。
释义来自《牛津高阶英汉双解词典》第 9 版