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- Flexible back A style of fast back binding.The spine is reinforced with a special fabric or paper lining so that the back bands as the book is open.See Back. 是密背装的一个款式。书几脊用特别纱布或纸衬里,使它耐用并能跟着书页张开而弯曲。参阅书背。
- Through a deep exploration of artificial neural network, including experiments concerning algorithms-improvement in particular, a kind of ANN named fast back propagation(FBP ) is introduced. 通过对人工神经网络(ANN)的深入研究,尤其是在改进算法方面作了大量的尝试,设计出了一种FBP神经网络。
- Backings with slow, middle and high speed are provided in the tunes page. You can begin with the slow backing, and then try the midddle and fast backings. 口琴曲谱栏目一般都有慢速、中速和高速的伴奏，楼上的可以先使用慢速的，然后在逐步尝试中速和高速的伴奏。
- Rose bushes shoot again after being cut back. 玫瑰丛修剪後还能再长出新枝。
- Trace Back Algorithm for Distributed Denial of Service Attack 分布式拒绝服务攻击的网络跟踪算法
- He worked very fast, insomuch that he was through in an hour. 他工作得很快，一小时内便做完了。
- 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。
- The crowd fell back to let the players through. 人群后退让运动员们通过。
- He's not a fast horse but he's certainly a stayer. 这匹马跑得不快，但很有耐力。
- 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 ship beat back against a monsoon. 船逆着季风艰难地行驶。
- Bind the rope fast lest it should come loose. 把绳子绑牢，免得它松脱。
- Bill has a feeling he is on a fast track. 比尔感觉到他正快速迈向成功。
- 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。
- 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。
- A car journey is as fast as a train journey. 乘汽车旅行跟乘火车旅行一样快。
- The talks have been put back to Friday morning. 谈判推迟到星期五早上进行。
- A car overtook me although I was going very fast. 我虽然开得很快，还是被一辆汽车超前了。
- He hated to tuck his tail and back down now. 他讨厌此时夹着尾巴退回来。
