guard

现在分词：

动词现在分词: guarding

更多词形：

名词: guarder | 动词过去式: guarded | 动词过去分词: guarded | 动词现在分词: guarding | 动词第三人称单数: guards |

单词例句：

The guard should be watchful during the night.

警卫在黑夜里也应该警醒。

A security guard was killed in the bank raid.

这次银行抢劫案中有一名保安遇害。

A British volunteer cavalry force organized in 1761 to serve as a home guard and later incorporated into the Territorial Army.

义勇骑兵成立于1761年的一支英国志愿骑兵队，保卫本国安全，后被并入本土军队。

Ensure the guard is in place before operating the machine.

将防护罩确实放好后再开机器。

The soldier volunteered for guard duty.

那个战士自告奋勇去站岗。

While danger threatens we must all be on guard.

危险正逼近，我们必须保持警惕。

The building is guarded by a fence and ten guard dogs.

建筑物由篱笆和10条守卫狗保护着。

There are soldiers on guard at the gate.

大门口有士兵在守卫。

Soon the guard on the train came and clipped our tickets.

不久列车员走过来把我们的票剪了个口了。