您要查找的是不是：
- spread spectrtum communication 扩频通信
- Moral taint has spread among young people. 道德的败坏在年轻人之间蔓延。
- He spread the map flat out on the floor. 他把地图平铺在地上。
- A hopeless future seemed to spread out before her. 展现在她面前的似乎是毫无希望的前途。
- He has spread a slice of bread with Jam. 他把面包片抹上了果酱。
- He spread the news around the town. 他在镇上到处传播这一消息。
- The news soon spread to the farthest corner. 消息很快传到最远的角落。
- Fear spread through the crowd like a contagion. 人们心中的恐惧像瘟疫一样蔓延开来。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- He spread some apple jam on the bread. 他在面包上涂上苹果酱。
- Use the applicator provided to spread the glue. 使用所附涂敷器涂用胶水。
- She likes to spread the bed with a pretty cover. 她喜欢用漂亮的床罩来罩床。
- spread spectrtum watermarking 扩频水印
- I am in communication with him on this subject. 关于这问题，我正和他交换意见。
- He spread some strawberry jam on his toast. 他把草莓酱涂在烤面包片上。
- The search party spread out over the moor. 搜索队在荒草地分散行动。
- The essence of language is communication. 语言的本质是沟通。
- The water spread over the floor. 水流了一地。
- Language is an instrument for communication. 语言是交际的手段。
- Don't all sit together, spread yourselves out. 别都挤在一块儿，分开坐吧。
