| 单词 | nail down |
| 释义 | nail down 1. phrasal verb If you nail down something unknown or uncertain, you find out exactly what it is. It would be useful if you could nail down the source of this tension. [VERB PARTICLE noun] 2. phrasal verb If you nail down an agreement, you manage to reach a firm agreement with a definite result. The two leaders met to try to nail down the elusive accord. [VERB PARTICLE noun] 3. phrasal verb See full dictionary entry for nail If you nail something down, you fix it firmly onto something. Lay strips of 4mm ply over the mesh and nail these down with panel pins. [VERB noun PARTICLE] |
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