您要查找的是不是：
- radioisotope smoke alarm(RISA) [化] 放射性同位素火灾烟雾报警器
- radioisotope smoke alarm 放射性同位素烟雾报警器
- They fitted a smoke alarm to the ceiling. 他们把烟雾报警器安装在天花板上。
- Is smoke alarm policy effective? 感烟报警器政策是否有效?
- I hear your birthday cake is coming with a smoke alarm! 我听说你的生日蛋糕上有个烟雾报警器！
- When I tested the smoke alarm, the sound nearly knocked me off my feet. 当我试用防火警报器时,声音大得使我震动。
- Over the loud buzzing of the smoke alarm, I asked them to identify the sound. 我的声音盖过了烟雾警报的嗡嗡声，我让他们辨别那声音。
- "A proper working smoke alarm and an evacuation plan equals a safer escape. "一个工作正常的火灾警报器以及撤离方案可以保证你更安全地逃生.
- They had a working smoke alarm which gave them early warning of the fire. 他们装有防火警报器，它可以向他们提供火灾预警。
- The rooms were all fitted with smoke alarms. 所有的房间都安装了烟雾报警器。
- Even when smoke alarms are fitted in your home. 即使在您的家中安装了烟雾报警器,您还是需要继续采取基本的防火安全措施。
- Plug-in metal smoke alarms introduced for home use. 带电源插座,外壳为金属的烟感报警器被住宅使用。
- Fray and a business partner teamed up with two other men who had earlier patented a talking smoke alarm. 弗瑞与一个商业伙伴以及另外两个早先曾申请了语音报警器专利的人进行了合作。
- "I dreamed there was a fire in the house and the smoke alarm told the kids to get out," said Fray, a 42-year-old father of three. “我梦见房子着了火，烟雾报警器告诉孩子们离开房间，”弗瑞说道，他42岁，是三个孩子的父亲，
- A smoke alarm makes a very loud beeping noise to warn you that a fire has started. 本句的字面意思是制造了声音去提醒，指的是发出了提示音。例如，下面这句比较常用。
- Fray said he believes such a detector, with a message in a familiar voice recorded on it, will be less confusing to a child than a standard smoke alarm. 弗瑞说，他相信这种录下孩子们熟悉的声音的报警器比一般报警器能让孩子减少困惑。
- I found them in the bathroom, washing their hands. Over the loud buzzing of the smoke alarm, I asked them to identify the sound. 我在洗澡间找到他们，发现他们正在洗手。我的声音盖过了烟雾警报的嗡嗡声，我叫他们辨别那声音。
- Asked what the most important safety gadgets were, 69 percent said the smoke alarm, 64 percent said seat belts and 29 percent said baby seats. 在被问及“最重要的安全类发明”时，69%25的受访者考(试大认为是烟雾报警器，64%25的人选择安全带，29%25的人选择婴儿座椅。
- The dog also acts as an extra pair of ears when out in public or crossing the road, and can warn Evie if a smoke alarm go es off in the home. 当在公开场合或过马路的时候，牠也当起了她额外的双耳，而当家中的烟雾警报器响起，牠也会对Evie发出警讯。
- According to the inventors, young children often panic and hide when they hear a conventional smoke alarm, sometimes fearing they have done something wrong to set it off. 据这些发明人说，小孩子们在听到传统的烟雾报警器报警时，往往会惊慌失措而藏起来，有时他们会很害怕，以为自己做错了事而弄响了报警器。
