nail down

动词 v.
中文释义

英文释义

动词 v.
  1. to attach with nails transitive
    — Nail down the shelf, then paint it.
  2. to make something (e.g. a decision or plan) firm or certain idiomatic,transitive
    — They haven't nailed down their vacation plans yet.

词形变化

nails down present,singular,third-person nailing down participle,present nailed down participle,past nailed down past
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