They tried to get the harpoon into the ray before the sting tail came lashing over to retaliate...他们试图把鱼叉刺进鳐鱼体内，以防它猛摆那蜇人的尾巴报复。His tongue has a nasty sting , ie He says hurtful things.他的舌头能蜇人(说话伤人).Remove the bee sting wi...
自由构形是超平面构形中一类重要的构形.Free arrangement is a very important kind of hyperplane arrangement.又, X中超平面为T—列闭当且仅当它为T~ -— 闭.Also, a hyperplane in X is Tsequentially closed iff it is T ~ - - closed....
The King, however dispirited, ploughs on.国王虽说沮丧，但仍一往无前。All were busily engaged, men at their ploughs , women at their looms.大家都很忙, 男的耕田, 女的织布.The field ploughs well after the rain.雨后土地易耕....