a poor kid growing up in the ghetto在贫民区长大的穷孩子One of the most atmospheric corners of Prague is the old Jewish ghetto.古老的犹太人社区是布拉格最具特色的角落之一。Racism and crime still flourish in the ghetto.城市贫民区的种族主义和犯罪仍然十分猖獗。...
He didn't really know very much about javelin throwing.他其实并不太懂掷标枪....Steve Backley who won the javelin.标枪冠军史蒂夫·巴克利Harriet came second in the javelin.哈丽特掷标枪得了亚军.She achieved a throw of sixty metres in the javelin eve...
Experiments show a strong effect on the measured value if collimation angle is increased.实验表明,准光角增大会对测定值产生很大的影响.The error introduced by a finite collimation angle is a systematic one in apparent transmission.一定准光间所带来的误差是...