拉响警报

to sound the alarm───发出警报

sound a tad───听起来有点

disable an alarm───禁用警报

install an alarm───安装警报器

sound as a bell───像钟一样响

burglar alarm───[安全]防窃报警器；防盗自动警铃

lend an ear───倾听

round angle───[数]周角

round angles───[数]周角

If someone wants to steal your car, sunshine car sensors will sound an alarm, then pop up the rope tied down in the car thief.───如果有人要偷你的车，阳光汽车上的感应器会发出警报，然后从车里弹出绳子绑住小偷。

alarm when they detect excessive radiation and when the dose exceeds a specified level over time.───检测到过量的辐射超过一定时间时，机器就会自动报警。

The report is by no means the first to sound an alarm about nationwide weaknesses in the teaching of American history.───这份报告并不是第一个对美国薄弱的历史教学拉响警钟的。

Beyond delivering a description of the invader to the immune system, HSPs seem to sound an alarm as well.───热休克蛋白除了向免疫系统提供侵略者的特徵之外，似乎也同时敲响了警钟。

If you are in a relationship that seems to be stagnating, your inner clock will likely begin to sound an alarm this month.───如果你正在谈恋爱，似乎停滞不前，你可能会开始生物钟本月发出警报。

With officers as hostages, there was no one left to sound an alarm.───由于他们以官员为人质，所以警报并没有响。

China's call was more meant to sound an alarm to the United States.───它的呼吁更多意味在于对美国的一种警告。

The device is designed to sound an alarm upon malfunction or other potentially drastic changes that could impact the pump's operation.───当发生故障或出现可能影响泵正常运转的剧烈变化时，这种装置会发出警报。

If marauding gulls appear, the aunties sound an alarm and the young cluster tightly around them.