up against

介词 prep.

英文释义

介词 prep.
  1. Facing; challenging, or opposing. idiomatic
    — If you try to change the school schedule like that, you'll be up against legions of angry parents.
  2. In contact with, abutting.
    — If the tree grows up against the garden wall then either the tree will be crowded and stunted or the wall will be pushed out.
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