您要查找的是不是：
- busy flash signal 占线信号
- The lighthouse flashes signal twice a minute. 灯塔一分钟发两次闪光信号。
- The lighthouse flashes signal twice a minute. 灯塔一分钟发两次闪光信号。
- The lighthouse flashes signals twice a minute. 灯塔每一分钟发出两次信号。
- Automatic monitor's audible and light flash signals set as your chorce. 自动声控、闪灯报警装置，静音选择。
- A civil aircraft in emergency on the sea shall also flash signals to vessels and national maritime search and rescue service. 民用航空器在海上遇到紧急情况时,还应当向船舶和国家海上搜寻援救组织发送信号。
- yellow traffic flash signal lamp 交通黄闪信号灯
- The machine must break down at this busy hour. 正忙的时候，机器偏偏又坏了。
- Professional and business flash memory card business, the main products TF cards, SD cards and MINI card with high quality, the best cost-effective, large export markets in Europe and America. 专业经营闪存及闪存卡业务;主要产品TF卡;SD卡和MINI卡具有高品质;最好的性价比;大量出口欧美市场.
- An idea popped into his mind like a flash. 他头脑里突然闪过一个念头。
- Development of solar yellow traffic flash signal light 太阳能交通黄闪灯
- The busy road outside the school is a menace. 学校外面那条车水马龙的大道是个危险之地。
- A new idea popped into my mind like a flash. 我脑子里突然闪现出一个新的想法。
- The carpenter was busy sawing the logs into planks. 这位木匠正忙着把圆木锯成厚板。
- The answer came to her in a flash of inspiration. 她突然来了一阵灵感，答案想出来了。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- The workman is still busy concreting the road. 工人还在忙着用混凝土铺路。
- He is busy sucking in with his immediate superior. 他忙着巴结自己的顶头上司。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
