British Rail had to post a signalman at the entrance to the tunnel.英国铁路公司不得不在隧道入口设置了一名信号员。Signalman should coordinate to ensure Safe Lifting Operation with proper signals.信号员必须确保使用正确的信号,保证起重机动作安全.British Rail had to post...
British Rail had to post a signalman at the entrance to the tunnel.英国铁路公司不得不在隧道入口设置了一名信号员。Signalman should coordinate to ensure Safe Lifting Operation with proper signals.信号员必须确保使用正确的信号,保证起重机动作安全.The signalman's sig...
Backdoor deals are unhealthy practice.走后门是一种不正之风.The thief escaped by the backdoor.贼从后门逃走了.Why do I think she got in through the backdoor?为什么我总觉得她是走后门进来的?...
狄喇克的理论还预言有一种质子的姐妹粒子,带负电荷, 叫做反质子.Dirac's theory also predicted a negatively charged sister for the proton, called the antiproton.你将需要100000个Fermilab制造出的反质子才能够点燃一盏灯.You would need 100,000 Fermilabs to power a single l...
我有一副很低的女低音嗓音。I had a very low contralto voice.这次的配乐需要一位女低音歌手。The score calls for a contralto.唱歌的四个声部是女高音 、 女低音 、 男高音和男低音.The four parts in singing are soprano, alto, tenor and bass....
Farina A . Principles and methods in landscape ecology [ M ]. Landon: Chapman and Hall .1998.邬建国. 景观生态学-格局,过程,尺度与等级 [ M ]. 北京: 高等教育出版,2000,11-13.As a coach, Farina's certainly more to consider.作为主帅, 法里纳考虑的肯定更多.The o...