重啟已經停下來的討論或案件
把「重新打開」用在沒有實體門的東西上：談判、辯論、案件本來已經收起來了，現在又被翻出來繼續。
restart a discussion · verb · B1
if you reopen a talk, debate, question, or case, or if it reopens, you start it again after it had stopped.
重啟；重新開始（討論／案件）
核心畫面
Picture a door that was shut for a while and is now unlocked again. Whatever had been sealed off becomes available once more — a shop, a border, an argument everyone thought was settled. Note the built-in history: reopen always implies there was a closing first, and often that the closing was meant to be final.
可以想成：一扇關了一陣子的門，現在又被打開了。原本封起來的東西重新可用——一家店、一道邊境，或是一場大家以為已經結束…更多收起
可以想成：一扇關了一陣子的門，現在又被打開了。原本封起來的東西重新可用——一家店、一道邊境，或是一場大家以為已經結束的討論。要注意它內建的時間順序：reopen 一定表示前面有過「關閉」，而且那次關閉往往被認為是最後的，所以重新打開才值得一提。From the picture
Also in this word
open again · verb · A2
if a place such as a shop, school, or pool reopens, or if it is reopened, it opens again after it was closed for a time.
重新開放；重新開張
reopen a border · verb · B1
if a country reopens its border, or if the border reopens, people are allowed to go through it again after it was closed.
重新開放（邊境）
原始詞典資料2 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
reopenverb/ɹiːˈəʊpən/
- 1
To open (something) again.
- 1920, Breckinridge Long, US Ambassador to Italy, a speech titled America's Accomplishments From the moment of the declaration by Germany, she would reopen her inhuman warfare by the indiscriminate use of submarines.
- The nation’s top infectious disease expert, Dr. Anthony Fauci, has been conspicuously absent from national television interviews over the last two weeks, as the White House moves ahead with reopening the economy.
- 2
To open again.
- The new law allows the twelve Federal Reserve Banks to issue additional currency on good assets and thus the banks which reopen will be able to meet every legitimate call.
- Yet city officials said unburned sections of the upscale Westfield Galleria at Roseville could reopen within weeks, in time for the holiday shopping season.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。