The pool is divided into three sections with a crawler lane for beginners.泳池分三部分，有为初学者而设的慢泳道。A crawler, device of girth welds testing outside pipeline is developed successfully.成功地研制了管道外检测机械装置—爬行器.The Google crawler does...
A crawler, device of girth welds testing outside pipeline is developed successfully.成功地研制了管道外检测机械装置—爬行器.The pool is divided into three sections with a crawler lane for beginners.泳池分三部分，有为初学者而设的慢泳道。The Google crawler does...
I'm very much a loner — I never go out.我这人非常孤僻，从不出门。His loner instincts are honed sharp by the spying game.他那深居简出的性格就是在长期的谍报工作中磨炼出来的.I'm very much a loner — I never go out.我这人非常孤僻，从不出门。In school I was a loner....
英国表示愿意取消贸易禁令。Britain was signalling its readiness to have the embargo lifted.法官给他下了禁令，禁止他进入市中心的店铺。The judge placed an exclusion order on him, banning him from city centre shops.象牙贸易禁令a ban on the ivory trade...