off-guard的音标是[ˌɔf ˈgɑːd]。含义为“未防备的；疏忽的；未料到的”。用法如下：当表示“未防备的”意思时，它与on-guard相对，表示“没有警惕”的意思。

以下是对off-guard的翻译示例：

She was off-guard and didn't expect the sudden attack. 她疏于防范，没有料到对方会发起突然袭击。

He was caught off-guard by a sudden shower. 突然下起雨来，他没防备，被淋了个正着。

希望以上信息对您有帮助。

off-guard的意思、释义、用法及双语翻译

意思：

1. 未作准备的；未预料到的

2. 疏忽的；未带武装的

释义：

off-guard 基本意思是“未带武装装备的”“未作准备的”，也可指“未料到的”“疏忽的”。

用法：

off-guard在句中可用作主语、宾语或表语。

双语翻译：

例句：The enemy was caught off-guard by our sudden attack.

我们突袭，使敌人措手不及。

常见用法：

1. be off-guard for sth/sb：对某事/某人疏忽。

2. be on your guard：当心，小心。

中文翻译：警惕，提防。

以上就是关于英语词汇off-guard的意思、释义、用法及双语翻译的介绍，如需了解更多，请查阅英语相关书籍。

off-guard的意思、释义、用法及双语翻译：

意思：

1. 未作好准备

2. 疏忽

释义：unprepared; not expecting something; not on the alert

用法：

1. 作形容词时，可以放在名词前面或后面，例如：be off-guard against sb/sth。

2. 作副词时，可以放在句首或句末，例如：Off-guard, he was easily caught by his enemy。

双语翻译：When I was off-guard, I fell for his trap.

常见短语：

1. be on one's guard 提防，小心

例句：He was on his guard against the possibility of a trap.

2. be taken by surprise 被出其不意地袭击

例句：The enemy was taken by surprise and was defeated in the first attack.

3. be unprepared 不作好准备

例句：I was unprepared for the exam.

4. be caught off-guard 被出其不意地抓住/攻击

例句：The enemy was caught off-guard by our sudden attack.

5. be on one's toes 紧张工作，保持警觉

例句：We must always be on our toes to avoid accidents.

6. guard against 防止，预防

例句：We must guard against complacency.

7. be on one's guard against 提防某事/某物

例句：I must be on my guard against overconfidence.

8. guard against carelessness 防止粗心大意

例句：We must guard against carelessness in our work.

9. be unguarded 不加小心，疏忽

例句：He was unguarded and fell into the trap set by his enemy.

10. be taken off-guard 被出其不意地攻击/抓住/惊吓到。