?一：backout什么意思？

Backout是一個(gè)英文單詞，意為“退出”、“撤回”、“取消”、“退縮”等。它可以作為動(dòng)詞使用，也可以作為名詞使用。

二：怎么讀（音標(biāo)）

backout的音標(biāo)為/b?ka?t/。

三：用法

1. 作為動(dòng)詞，backout常用于表示某人取消了之前做出的承諾或決定，也可以表示某人退出了某項(xiàng)活動(dòng)或計(jì)劃。：

- I'm sorry, I have to back out of our dinner plans tonight. 我很抱歉，我必須取消今晚的晚餐計(jì)劃。

- The company backed out of the deal at the last minute. 公司在最后一刻退出了這筆交易。

2. backout還可以表示某人因?yàn)楹ε禄虿辉敢舛丝s或放棄做某事。：

- He wanted to ask her out, but he backed out at the last minute. 他想約她出去，但在最后一刻退縮了。

3. 作為名詞，backout通常指某人取消或退出的行為。：

- His sudden backout from the project caused a lot of problems for the team. 他突然退出這個(gè)項(xiàng)目給團(tuán)隊(duì)帶來了很多問題。

四：例句1-5句且中英對(duì)照

1. She promised to help me with my project, but she backed out at the last minute. 她答應(yīng)幫我做項(xiàng)目，但在最后一刻退出了。

2. The company initially agreed to sponsor the event, but they backed out due to budget constraints. 公司最初同意贊助這個(gè)活動(dòng)，但因?yàn)轭A(yù)算限制而退出了。

3. He wanted to try bungee jumping, but he backed out when he saw how high the platform was. 他想嘗試蹦極，但當(dāng)他看到有多高時(shí)就退縮了。

4. The actress had to back out of the movie due to scheng conflicts. 這位女演員因?yàn)闀r(shí)間不得不退出這部電影。

5. I'm sorry, I can't go with you to the concert tonight. I have to back out because of a family emergency. 對(duì)不起，今晚我不能和你一起去音樂會(huì)。因?yàn)榧依镉屑笔挛冶仨毻顺觥?/p>

五：同義詞及用法

1. withdraw：意為“撤回”、“取消”，語氣比backout更正式。：The company decided to withdraw their support for the project.

2. pull out：意為“撤出”、“退出”，通常指從某個(gè)團(tuán)體或地區(qū)撤出。：The troops were ordered to pull out of the war zone.

3. opt out：意為“選擇退出”、“放棄參與”。：She opted out of the competition due to an injury.

4. renege：意為“食言”、“背信”，語氣比backout更負(fù)面。：He promised to pay me back, but he reneged on his promise.

5. retreat：意為“撤退”、“后退”，通常指或人群的行動(dòng)。：The army had to retreat due to heavy enemy fire.

六：編輯總結(jié)

Backout是一個(gè)常用的英文單詞，意為“退出”、“撤回”、“取消”、“退縮”。它可以作為動(dòng)詞使用，表示某人取消了之前做出的承諾或決定，也可以表示某人退出了某項(xiàng)活動(dòng)或計(jì)劃；還可以作為名詞使用，指某人取消或退出的行為。除了backout外，還有一些近義詞如withdraw、pull out、opt out等，但它們?cè)谟梅ê驼Z氣上有所不同。熟練掌握backout及其近義詞的用法，能夠幫助我們更準(zhǔn)確地表達(dá)自己的意思。