A regiment stayed behind to keep guard on the frontier.
有一个团留下来防守边境。
If too many workers were idle, that would bear down on prices and allow central Banks to keep interest rates low to boost spending and jobs and to guard against deflation.
如果有太多的劳动者无所事事，这将使价格降低，中央银行将保持低利率来促进就业和消费，以防止紧缩。
There are also certain ways to tell if someone is lying to help keep yourself on guard.
有一些方法能够判断某人是否说谎，让我们能提防。
They did their best to keep on their guard.
他们尽量保持警惕。
Whenever on guard, I tried to keep my eyes peeled in case that anything unexpected might happen.
当我站岗的时候，我时刻保持警惕，以防什么不测的事情发生。
Keep on keeping on and do not let down your guard.
继续努力奋斗，千万不要放松警惕。
The entrance guard lives on that salary and can hardly keep the wolf from the door.
守位靠着仅有的一点工资渡日，已很难再维持下去。
Under the plan, 120 federal police kept a 24-hour guard on a small commercial area close to the border. Checkpoints were positioned every 500m to inspect cars and keep an eye on racketeers.
这项计划调动了120位联邦警察对边境旁边的一小块商业区进行24小时全天候的守卫，每隔500米就有一个岗哨检查过往车辆并密切注意诈骗团伙。
"In that case, you may use it to guard my daughter. " said the lord, "I depend on you to keep her from harm.
“要是是那样的话，你就用你的剑去维护我的女儿吧，”君主说，“我将依靠你使他免于损害。”
"In that case, you may use it to guard my daughter. " said the lord, "I depend on you to keep her from harm.
“要是是那样的话，你就用你的剑去维护我的女儿吧，”君主说，“我将依靠你使他免于损害。”
应用推荐