n. 立足处（攀登时脚踩的地方）( foothold的复数形式 ); （在事业等方面可以进一步发展的）稳固地位
英文释义
n. an area in hostile territory that has been captured and is held awaiting further troops and supplies
n. a place providing support for the foot in standing or climbing
n. an initial accomplishment that opens the way for further developments