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- back ward impeller 后弯叶轮
- Do you think you could move your car back ward a bit? 你能把你的车向后移一下吗?
- Mary read the letter and almost fell back wards, reeling from shock. 玛丽读完信，由于震惊她站立不稳，几乎向后倒了下去。
- Especially the patient of infecund retroversion of uterine tilting back ward after a few marriage, use an uterus suspensory art, conduce to be pregnant. 特别是一些婚后不孕的子宫后倾后屈患者，采用子宫悬吊术，有助于怀孕。
- Back ward science &technology, laggard education, shortage of talents, lower qualities of labor force for the main factors which check the fast development of economy hi Aba prefecture. 教育落后、科技落后、人才缺乏、劳动力素质低下是制约阿坝州经济社会快速发展的沉重坠力。
- Mary read the letter and almost fell back wards,reeling from shock. 玛丽读完信，由于震惊她站立不稳，几乎向后倒了下去。
- FemaleBecause anatomize,arise a fewFemalePeculiar disease, be like uterine body phlogistic, accessory tumour of prolapse of tilting back ward of phlogistic, uterus, uterus, pelvic cavity. 女性由于解剖及生理特点而产生一些女性特有的疾病，如子宫体炎、附件炎、子宫后倾、子宫脱垂、盆腔肿瘤等。
- Rose bushes shoot again after being cut back. 玫瑰丛修剪後还能再长出新枝。
- Welding back ward deformation control of inlet and outlet nipples 表冷器进出水管接头焊接反变形
- 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。
- Financial pressures impel the firm to cut back on spending. 财政压力迫使公司减少开支。
- The author focuses on these three aspects: definition, tracking and back warding, methods.And the author mostly discusses the standard of task's cost that orient to materials flow and cost flow. 就环境成本的定义，环境成本的跟踪与追溯，环境成本的方法这三个方面进行了探讨，重点介绍了以材料流和能源流为导向的作业成本法。
- 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。
