3 sentences

1. 你又是否听说过雷达？

   nǐ yòu shì​fǒu tīng​shuō guo léi​dá?

   Have you ever heard about radar?

   Source: CCMatrix

2. 我的雷达处于完全警戒状态。

   wǒ​de léi​dá chǔ​yú wán​quán jǐng​jiè zhuàng​tài.

   My radar is on full alert.

   Source: CCMatrix

3. 看看天气雷达告诉我们的：前方有麻烦。

   kàn​kan tiān​qì léi​dá gào​sù wǒ​men de: qián​fāng yǒu má​fan.

   Look at what the weather radar is telling us: there's trouble ahead.

   Source: CCMatrix