The transmission of normal circular - arc gear is a typical Bertrand conjugation.考虑到平行轴的法向圆弧齿轮传动已臻成熟,论文重点研究了相交轴与交错轴条件下法向圆弧齿轮传动的基本方案.a verb with an irregular conjugation不规则动词Aromatic cytokinins metabolism is classified un...
从前有个 烧炭 人, 独自一人生活和工作.There was once a Charcoal - Burner , who lived and worked by himself.从那以后, 烧炭工人离下岗就不远了.From that point onward, the charcoal - burners'days were numbered.冯先生在三月曾试过烧炭自杀.Fung had tried to commIt�...
And I would be always sitting by a river singing affectionateness.她会坐在河边深情地凝望,而我,会坐在河边深情歌唱.The resulting values among assorted operative systems are andrattling multipurpose with affectionateness to purchase selection ma...
Do you know your ABC?你认识所有的字母吗？If you want to acquire profound knowledge, you must start from the ABC.要想造就高深的学问, 就得从基础学起.Making a simple dress out of cotton cloth is easy as ABC.用棉布做一条式样简单的连衣裙太容易了....
他的双眼因害怕而转动着.His eyes were rolling with fear.因害怕遭到行凶抢劫,许多人在晚上不出门.A lot of people won't go out at night for fear of being mugged.她因害怕在大庭广众前说话而坐定不动.She was rooted to her seat because she was afraid to speak in front of...
在湖中游了一会儿泳后,约翰感到精神振奋.John felt refreshed after a quick plunge in the lake.船划到了中游.The boat pulled out into midstream.我们经常把一条河分成三部分:上游 、 中游和下游.We often divide a river into three parts, that is the upper, middle and lower re...