而曲轴,在齿轮箱挂挡时, 又使汽车持续运动.When the gears are engaged, the crankshaft keeps the car moving.但是风力发电机的齿轮箱存在着经常在刹车时受冲击载荷而过早损坏的问题.The gear box of wind - driven generator is premature damage by impact load.对于电机操作机构,齿轮箱配置标准安装法兰.For ...
北美洲蝴蝶,兰黑色的翅膀上有一条宽白带.North American butterfly with blue - black wings crossed by a broad white band.上火会引起白带出血 吗 ?Can suffer excessive internal heat cause leucorrhoea to bleed?白带停止, 小腹下坠疼痛, 是怀孕的征兆么?Leucorrhea stop, abdomin...
a flirtatious young woman卖弄风情的年轻女子Her flirtatious manners are intended to attract.她的轻浮举止是想引人注意.He enjoyed their company; they enjoyed his; he was gallant and flirtatious.他喜欢他们的陪伴; 他们也喜欢有他在身边; 他既殷勤又轻浮....
最出色、最聪明的学生们竞相展示他们的才智。The best and the brightest pupils competed to demonstrate their intellectual prowess.我接触到一些非常聪明的哈佛和耶鲁的学生。I came into contact with very bright Harvard and Yale students.我得承认，你是个挺聪明的孩子。You're a br...
I think they're just bumming around at the moment, not doing a lot.我想他们目前只是在四处闲逛，没做多少事。He was probably bumming his way home.“他多半是不花钱搭车回家.He had been bumming around the park all day.他在公园里荡了一整天了....