您要查找的是不是：
- Reception improved because of the new antenna. 接受效果因有新天线而得到改善。
- underwater antenna 水下天线
- This machine has been specially adapted for use underwater. 这机器是为水下使用而特别改装的。
- This machine has been specially adapted for underwater use. 这机器是为水下使用而特别改装的。
- No antenna, no radio, we're back in the nineteenth century! 没有天线，没有无线电，我们回到十九世纪了。
- You should fix the television antenna before receiving programs. 接收节目前，你应该先装天线。
- The reception is very poor. Let me adjust the antenna. 接收效果太差了。让我来调一下天线。
- A ship equipped for laying explosive underwater mines. 布雷舰艇装备有布水雷装置的舰艇
- A trademark used for an underwater breathing apparatus. 水肺，水中呼吸器用于水下呼吸装备的一种商标
- Travel Form is no longer useable underwater. 旅行形态不能再用于水下。
- A device used underwater to produce pulses of sound, as for an echo sounder. 声脉冲发送器置于水下产生声脉冲的装置，如回音器中的装置
- Extend the telescopic antenna vertically. 竖直地伸张伸缩式天线。
- Riptide is a strong underwater current. 激潮是海面下一种强大的暗流，
- He said he would head the antenna with a ball. 他说他还要给天线安个圆头。
- He erected a television antenna on the roof. 他在房顶立了电视天线。
- Yes, including the underwater form. 可以，包括在水下的形态。
- They erected a television antenna on the roof. 他们在屋顶上架起了电视天线。
- They extract ten million tons of coal each year from underwater mines. 他们每年从水下煤矿中采掘一千万吨煤。
- An underwater ridge or rock shelf. 暗礁水下隆起物或岩石架状物
- An underground or underwater passage. 地道，坑道地下的或水下的通道
