资料来源 : pyDict

出发点,山穷水尽的地步,远僻处

资料来源 : WordNet®

jumping-off place
     n : a place from which an enterprise or expedition is launched;
         "one day when I was at a suitable jumping-off place I
         decided to see if I could find him"; "my point of
         departure was San Francisco" [syn: {point of departure}]