She climbed on her bike with a feeling of pride and pedalled the five miles home...她自豪地骑上自行车，蹬了5英里路回家。He pedalled furiously up the hill.他猛踩踏板向山上骑去.Allen back-pedalled, saying that he had had no intention of offending the...
The collapsar model of gamma - ray bursts.γ射线爆发的黑洞模型.If gamma particles are present, potential differences of several thousand volts can be generated.如果存在γ粒子, 可能产生几千伏的电位差.Unimmunized contacts, especially infants, should ...
This species of fish successfully transferred to that river through a watercourse.这种鱼成功地通过一条水道到了那条河流。The waste repository was usually the nearest watercourse.废物容纳地点一般是离城市最近的水域.A watercourse that feeds water into a mill, ...