新东方-柯林斯雅思备考词典

guard

英 [gɑːd]

[NOUN, VERB]

词汇频率：

NOUN. 名词

guards
1. [C 可数名词] 卫兵 , 警卫 , 看守
A guard is someone such as a soldier, police officer, or prison officer who is guarding a particular place or person.
双语例句
例：
The prisoners overpowered their guards and locked them in a cell.
囚犯们制服了监狱看守，并把他们锁在了一个牢房里。
2. [SING 单数型名词] （一队）卫兵
A guard is a specially organized group of people, such as soldiers or police officers, who protect or watch someone or something.
双语例句
例：
We have a security guard around the whole area.
我们在整个地区周围配有保安人员。
3. [C 可数名词] 防护装置
A guard is a protective device which covers a part of someone's body or a dangerous part of a piece of equipment.
双语例句
例：
the chin guard of my helmet.
我头盔上的下巴防护罩。
4. [C 可数名词] 列车员
On a train, a guard is a person whose job is to travel on the train in order to help passengers, check tickets, and make sure that the train travels safely and on time.

PHRASAL VERB. 短语动词

guard against
1. [PHRASAL 短语] 提防
If you guard against something, you are careful to prevent it from happening, or to avoid being affected by it.
双语例句
例：
The armed forces were on high alert to guard against any retaliation.
武装部队保持高度警惕，以防发生任何报复行为。

PHRASE. 习语

catch someone off guard
1. 乘某人不备使其大吃一惊
If someone catches you off guard, they surprise you by doing something you do not expect. If something catches you off guard, it surprises you by happening when you are not expecting it.
双语例句
例：
Charm the audience and catch them off guard.
吸引观众的注意力，然后出其不意使他们大吃一惊。
lower your guard , let your guard down , drop your guard
1. 放松警惕
If you lower your guard, let your guard down or drop your guard, you relax when you should be careful and alert, often with unpleasant consequences.
双语例句
例：
The ANC could not afford to lower its guard until everything had been carried out.
在所有任务完成之前，南非非洲人国民大会丝毫不敢放松警惕。
例：
You can't let your guard down.
你不能掉以轻心。
on your guard
1. 警惕
If you are on your guard or on guard, you are being very careful because you think a situation might become difficult or dangerous.
双语例句
例：
The police have questioned him thoroughly, and he'll be on his guard.
警察已仔细盘问了他，因此他会保持警惕。
on guard
1. 值守
If someone is on guard, they are on duty and responsible for guarding a particular place or person.
双语例句
例：
Police were on guard at Barnet town hall.
警察在巴尼特市政厅值守。
stand guard
1. 站岗
If you stand guard, you stand near a particular person or place because you are responsible for watching or protecting them.
双语例句
例：
One young policeman stood guard outside the locked embassy gates.
一名年轻的警察在大门紧闭的使馆外站岗。
under guard
1. 被监视看守
If someone is under guard, they are being guarded.
双语例句
例：
Three men were arrested and one was under guard in a hospital.
有三人被捕，一人在警方监护下就医治疗。

VERB. 动词

guards , guarding , guarded
1. [T 及物动词] 守卫 , 护卫
If you guard a place, person, or object, you stand near them in order to watch and protect them.
双语例句
例：
Gunmen guarded homes near the cemetery with shotguns.
枪手携带猎枪守卫着公墓附近的住宅。
2. [T 及物动词] 看守
If you guard someone, you watch them and keep them in a particular place to stop them from escaping.
双语例句
例：
Marines with rifles guarded them.
手持步枪的海军陆战队士兵看守着他们。
3. [T 及物动词] 保护 , 保守
If you guard some information or advantage that you have, you try to protect it or keep it for yourself.
双语例句
例：
He closely guarded her identity.
他严密地保守她的身份。