There goes the siren for passengers to go aboard.
汽笛响了，旅客们该登船了。

Once again the sirens blast.
警报又嗡嗡响起来。

Drivers honked their horns, and factories sounded their sirens in a collective wail of agony.
司机摁响喇叭，工厂鸣笛，所有人集体默哀。

The figure of audible alarm waveforms of alarm siren is to be provided as one part agreement.
应将报警器的声音波形图作为协议的一部分提供。

air raid siren.
空袭警报器

The sound of a siren tore the air.
汽笛声划破长空。

MAXIM INC. Warning light， Light bar， Tower light， Siren alarm.
警示灯，警报器，喊话器，讯号灯。

It is forbidden to use the alarming sirens unless when urgent tasks are performed.
在执行非紧急任务时, 禁止使用警报器。

Hearing the siren from the mine, all the miners'wives were greatly alarmed.
听到矿上的警报后, 所有的矿工的妻子都受到极大的惊吓。

Sirens sounded the alert for an air raid.
空袭警报的警笛响起来。

Sirens sounded the alert for an air raid.
空袭警报得警笛响起来。

Sirens sounded the alert for an air raid.
空袭报警的警笛响起来。

Sirens sounded an end to the red alert.
警报声宣告了红色预警的结束。

Allured by the song of the sirens, the helmsman steered the ship toward the reef.
受到女海妖歌声的诱惑，舵手将船驶向暗礁。

Ambulances racing along with sirens wailing
高声鸣笛疾驶的救护车

An ambulance was racing along with its sirens wailing.
救护车响着警报急驰而过。

Howl at an ambulance or fire siren every chance you get.
只要你一有机会上救护车或者救火车就大叫。

Ambulance sirens were heard in many parts of Phnom Penh soon after the accident.
事故发生后，金边多处都可听到警报器的哀鸣声。

An ambulance with a whooping siren went by and we had to wait.
一辆救护车带着呼啸的警笛声驶来, 我们不得不等它开过去。

Ambulances raced by with sirens wailing.
救护车高声鸣笛疾驰而过。

The air is filled with angry shouts, the intermittent siren.
空气中充满着人们愤怒的吼声, 断断续续的警报声。

The air is filled with angry shouts,the intermittent siren.
空气中充满着人们愤怒得吼声，断断续续得警报声。

Well, I turned on the lights and sirens, and got on the PA system announcing ourselves as police officers.
嗯, 我开了警灯和警笛, 并上了扩音系统宣布我们是警察。

The twominute siren at 8 a. m. is an annual tradition in observance of Holocaust Remembrance Day.
上午10点开始的两分钟鸣笛每年大屠杀纪念日的传统。

Warning sirens apparently went off three hours before the twister hit the building.
而显然的是, 警报汽笛在龙卷风来袭三个小时之前就已拉响。