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- Semiochemicals are necessary signals used by natural enemies in long distance location of the host's or prey's habitat and in short range location of hosts or prey in their micro-habitat. 信息化学物质是天敌昆虫远距离向寄主或猎物栖息地进行定向，以及近距离对寄主或猎物进行定位所依赖的重要信号。
- He ran up and jumped a long distance. 他助跑，然后起跳，跳的很远。
- It is a long distance from New York to Hongkong. 纽约离香港很远。
- Now space satellite is used to speed long distance call. 现在宇宙卫星被用来快速传送长途电话。
- You must enter the long distance carrier code for this location. 您必须输入此位置的长途电话公司代码。
- Now space satellites are used to speed long distance calls. 现在宇宙卫星被用来快速传送长途电话。
- She holds the world record for long distance swimming. 她保持着长距离游泳的世界纪录。
- Long distance runners need great endurance. 长跑运动员需要有很大的耐力。
- Hard training will fit them to run long distances. 严格的训练将使他们能跑长距离。
- I want to make a long distance collect call. 我要打个对方付费的长途电话。
- Long distance location 远程定位
- The bird can fly a long distance without rest. 这种鸟可以不休息一直飞很长的距离。
- I'll call you long distance tomorrow morning. 明天早晨我给你打长途电话。
- A bad leg ruled him off for long distance running. 他的腿痛使他不能参加长跑。
- Scientists have studied the migration of fish over long distances. 科学家研究过鱼类远距离回游的现象。
- We've come a long distance on the project. 我们在这个科研项目上已有很大进展。
- Seeds can be carried for long distance by the wind. 种子能被风传送得很远。
- This is a long distance call from canada. 这是加拿大打来的一个长途电话。
- Fifteen miles seems a long distance to me . 十五英里对我来说是一段很长的路。
- Suitable for long distance transporation. 结构合理，能长距离输送物料。
