粘结剂对纤维的集束性能是必需的.A binder is necessary for strand integrity.在混凝土中水泥是粘结剂.Cement is the bond in concrete.对所有粘结剂粘结的首先要求,就是必须能浸润基材.The first requirement for any adhesive bond is that the adhesive most wet the substrate....
Many policies pay out only after a period of weeks or months.很多保单在几周或几个月后才得以赔付。You pay regular premiums and in return the insurance company will pay out a lump sum.你定期支付保险费，而保险公司则会一次性给你一笔钱作为回报。Having to pay out unexpecte...
A man caught his foot in the lawnmower.有个男的一只脚绞进剪草机里了。I cut myself while fixing the lawnmower.在修理割草机的时候,我割伤了自己.It's more like a drug than like a bicycle or a lawnmower.似此,轮椅车不仅像自行车或割草机,更像是一种药物了....
The bird-watchers crept about in the bushes...观鸟者在灌木丛中蹑手蹑脚地走来走去。Woosnam sliced his drive into the bushes.伍斯纳姆的开杆球打进了灌木丛中。...rocky outcrops, covered in trees and bushes.掩藏在树木和灌木丛下的岩石露头We were crouching in the bushes...我们蹲...
A bright shooting star, or meteor, is an unforgettable sight.明亮的流星，或者说陨石，是番难忘的景象。Like a flash of lightning, the meteor shot across the sky.流星像一道闪光划过天空.It was made by a meteor that fell from space.它是由流星从太空中坠落造成的....