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- back reinfored knife saw 夹背刀锯
- Come, thick night, And pall thee in the dunnest smoke of hell, That my keen knife see not the wound it makes, Nor heaven peep through the blanket of the dark, To cry' Hold, hold! 来，阴沉的黑夜，用最阴暗地狱中的浓烟罩住你自己，让我那锐利的刀瞧不见它自己切开的伤口，让苍天不能从黑暗的裹挟中探出头来，高喊“住手，住手！
- He sank the knife into her back. 他把刀子插入她的背部。
- The dog drew back in terror when it saw the snake. 那狗看到这条蛇时，害怕得缩了回去。
- He comes back to see us at regular intervals. 他每隔一段时间就回来看看我们。
- Rose bushes shoot again after being cut back. 玫瑰丛修剪後还能再长出新枝。
- Get off my back! Can't you see how busy I am? 别罗嗦！没看见我忙成什么样子吗？
- The cat arched its back when it saw the dog. 那猫看见狗时就拱起了背。
- The murderer killed her by thrusting a knife in her back. 凶手把刀刺进她的背部，杀害了她。
- Stand back to back and let's see who's taller. 背靠背站好，看看谁的个子高。
- 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。
- 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。
- 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。
- The talks have been put back to Friday morning. 谈判推迟到星期五早上进行。
- He hated to tuck his tail and back down now. 他讨厌此时夹着尾巴退回来。
- After a long coma the sick man slowly came back. 昏睡了好久以后，那个病人慢慢地恢复了活力。
