轴颈在轴承面上摩擦.The journal rubs against the bearing surface.夹紧处扭杆的微小滑移会产生干扰力矩,它的作用和轴颈的摩擦力矩一样.Torsional microslip at the clamps results in spurious torques which act like pivot friction torques.在发动机里, 机油被供应到旋转在其支承轴内的曲轴和凸轮轴轴颈上....
Ricardo Bofill, the Catalan architect, has designed the revamped airport.里卡多·博菲利是一名加泰罗尼亚的建筑师，这座整修过的机场就是他设计的。A Catalan speciality is to serve salt cod cold.冷盘咸鳕鱼是加泰罗尼亚的一道特色菜。The area has its own unique language, Catalan.这...
There were gangs of kids on motorbikes roaming around.过去有成群结队的年轻人骑着摩托车四处游荡。They were raided by roaming bands of marauders.他们遭到了流窜作案的抢劫团伙的袭击。After roaming around nearly half his life, he finally settled down in Quebec.他过了...