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- In its flash mode the circuit operates as a back converter to discharge C1 into the LED.The technique avoids high current demand on the battery. 而当需要闪光时，电路就由一个回落转换器来使LED中的C1放电，这个技术解决了大量电流对电池的冲击。
- The ZXLD1350 is a PFM inductive back converter designed to drive up to three 1W series connected white LEDs from a 12V source. ZXLD1350做为一个PFM诱导回落转换器，是专为驱动3个1瓦的由12V电源供给的白色串联LED设计的。
- She will drive to, but fly back from, London. 她将坐汽车去伦敦，坐飞机从伦敦回来。
- I flap the flies away but soon they fly back. 我把苍蝇赶走，但一会儿又飞回来了。
- Rose bushes shoot again after being cut back. 玫瑰丛修剪後还能再长出新枝。
- Fly - back converter 反激式变换器
- The bird caught a bug on the fly. 那鸟在飞行中捉住了一只昆虫。
- I'd like to fly to Glasgow on the fifth of May. 我想5月5日飞往格拉斯哥。
- He said he wanted his son to fly right. 他说他希望他儿子做个正派的人。
- The general decided to fly up to see his soldiers. 将军决定飞向北部去看看他的士兵们。
- He trudge three hour in the snow to get back home. 他在雪中跋涉三个钟点才回到家。
- She flipped at the fly with a swatter. 她用苍蝇拍打那只苍蝇。
- The crowd fell back to let the players through. 人群后退让运动员们通过。
- Do exercise every day and you'll be back in condition. 每天锻炼锻炼，你很快会恢复健康的。
- The birds fly with wings outspread. 鸟儿展开翅膀飞翔。
- The ship beat back against a monsoon. 船逆着季风艰难地行驶。
- Her hat fly off and landed up in the river. 她的帽子让风刮跑落到河里了。
- Our dog may look fierce but he wouldn't hurt a fly. 我们的狗别看样子凶，其实很温顺。
- I never lend books; you never get them back. 我的书决不外借，因为总是有去无回。
- She leaned her head back and whispered the news. 她向后仰着头，小声说出了这个消息。
