Occasionally a microwave pulse reflected from a distant rain area may arrive at the radar after the radar has emitted the nextpulse of microwave.
有些时候，当从遥远的雨区反射回来的微波到达雷达时，雷达已经再次发出脉冲。
2
You can use a cheap NPN transistor such as a 2n2222 to amplify this pulse, to interface with the next stage of electronics.
你可以使用一个便宜的npn型晶体管，比如2n2222，放大该脉冲到后续电子元件的接口。
3
The Supermodel has selected her favourite 11 portraits of herself from throughout her career to sell as limited edition portfolios of prints at the Pulse Miami Art Fair next week.
这位超模亲自挑选了其职业生涯中最为珍爱的11副肖像照，这组照片将被制成限量版印刷品套装本周于脉搏迈阿密艺术盛会（Pulse Miami Art Fair）中出售。