run up against

短语

意外地碰到, 偶遇, 撞上

词形变化

ran up against running up against runs up against 三单 runs up against running up against 现在分词 ran up against 过去式

释义与例句

v.
  1. 1.

    To begin to encounter problems with (someone or something).

    及物

    The latest model has run up against the limits of its technical capacity.