| 1. | The siren, which had stopped briefly, wailed again . 刚刚停了不久的警号又呼啸起来。 |
| 2. | A siren shrieked imperiously . 警号狂啸。 |
| 3. | Product update info new outdoor siren is released 新品发布智能室内外声光警号 |
| 4. | There are no warning signs before someone commits suicide 自杀之前是没有警号的。 |
| 5. | Audio and visual signals of the emergency alarm system 视听警号两部份的紧急警报系统 |
| 6. | Whenever an ambulances blue light is flashing 每一个闪灯每一声警号 |
| 7. | Economic indicators in recent months have set alarm bells ringing 近月的经济指针已响起警号。 |
| 8. | The heat is on - too hot not to handle 全球大“热” :热浪警号 |
| 9. | It is actually a warning posed by iwai 这其实是一个警号。 |
| 10. | Accessories for police uniform . serial number 警用服饰.警号 |