我所坐的这辆车恰巧是个不定时的马车.It happened to be a chance coach that I had taken up.所有需要精确定时的系统都要用晶体.All systems requiring accurate timing will require a crystal.应该鼓励员工去散步,作为他们定时的放松.Staff should be encouraged to take regular breaks t...
The collective nuclear fireballs cooled to yellow and then dull red.集群核火球冷却到黄色,然后变成暗红.Are Gamma - ray Bursts due to Isotropic Fireballs or Cylindrical Jets?伽玛射线暴:各向同性火球还是柱形喷流?I Lingheng sound of a hand put fireballs fly....
The courses are long and punishing, with steep gradients.这些赛道既长又有陡坡，极具挑战性。Across geographic gradients, Levins expects allopatric races or coenospecies exist.穿过地理梯度, 莱文斯预料有分布区不重叠的小种或近群种.And the evidence is that the differ...