anneal

/əˈniːl/ (bre, ipa) · [ənˈil] /əˈniːl/ (ame, ipa) · [ənˈil] /ə-ˈnēl How to pronounce anneal (audio)/ (ame, mw)

anneal — 動詞

  • annealpresent simple I / you / we / they
  • annealshe / she / it
  • annealedpast simple
  • annealing-ing form

1. to make metal, glass, or another solid easier to bend or shape by warming it and

1.動詞及物C2
釋義

退火

加熱後慢冷使材料變軟

to make metal, glass, or another solid easier to bend or shape by warming it and letting it lose heat little by little afterward.

例句

Mateo annealed the silver ring before bending it into a wider band.

Mateo 先把銀戒退火，再把它彎成更寬的戒圈。

anneal + metal object before shaping

At the studio, Jiwoo annealed the glass bottle to stop it cracking.

在工作室裡，Jiwoo 先把玻璃瓶退火，避免它裂開。

anneal + glass object

同義詞
  • heat-treat

    broader term for changing a material through controlled heating and cooling

  • soften

    describes the result, but not the specific technical process

反義詞
  • harden

    make a material stiffer or less easy to bend

文法句型

anneal + metal/glass/material

be annealed before + next manufacturing step

用法筆記

Object is usually a material such as steel, copper, or glass. Often appears in passive descriptions of workshop or factory steps.

常見錯誤

❌The jeweller annealed the silver until it became liquid.
✅The jeweller annealed the silver to soften it before shaping it.
💡anneal means controlled heating and slow cooling, not melting a material.