The pistons are graphite-coated to reduce friction.活塞上涂了一层石墨以减小摩擦力。the coefficient of friction摩擦系数When Joan returned to work, the friction between them increased.琼回来工作后, 他们之间的摩擦加剧了....
It did not furnish an explantation for the heat generated by friction.它未能圆满地解释因摩擦而产生的热.kinetic friction动磨擦In order to assess the friction of lubricants on multifilament yarns , finish - free yarns are required.为了评定润滑剂对复丝...
The argument about " conceding " numerical inequality was due either to a misunderstanding or to demagoguery.所谓我们 “ 承认 ” 了数量的不平等,这不是出于误解就是想蛊惑人心.We have won 42 and drawn 9 scoring 108 goals and conceding 21.其中42胜9平,打进108个...
思路被扰乱了.One's train of thought was interrupted.平静的水面被扰乱了, 湖里起了大的响声,荡漾在静夜的空气中许久不散.The placid waters stirred violently , and a loud noise broke the stillness.不过,我们真不好意思启口, 开始这种飘飘然的心情很快被扰乱了.Sad to say , however, this fi...
在事故中他的耳膜破了.His eardrum was broken in the accident.耳膜的振动帮助声音传送到大脑.A vibrating membrane in the ear helps to convey sounds to the brain.如耳膜破裂, 则绝对不可灌水.If the eardrum has been broken, never try irrigation....
The details of pine shoot development have recently become of more importance to foresters.松树枝梢发育的细节近来变得对林学家们更为重要了.Relatively few foresters or tree breeders consider the presence of edaphic ecotypes.考虑到存在土壤生态型的林学家或树木育种家相...