At that instant, a coin slipped out of the aborigine's hand.正在此时, 一枚硬币从土著人的手中滑落.Used as a disparaging term for an australian aborigine.土著对澳大利亚土著人的贬义称呼.Whether I am or am not aborigine isn't important!我是不是原住民并不重...
At that instant, a coin slipped out of the aborigine's hand.正在此时, 一枚硬币从土著人的手中滑落.Used as a disparaging term for an australian aborigine.土著对澳大利亚土著人的贬义称呼.Whether I am or am not aborigine isn't important!我是不是原住民并不重...
This paper introduces a rarely seen method of describing with diametral distance.本文介绍了一种鲜为人知的用直径距离描绘椭圆的方法.Meshing spur gears must have the same diametral pitch.互相啮合的直齿圆柱齿轮,必须具有相同的径节.Diametral pitch : the number of teeth ...