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....
His face was expressionless, but Alex felt the unspoken criticism.他面无表情，但亚历克斯能感觉到他未明言的批评之意。Most designers share the unspoken belief that fashion is a valid form of visual art.大多数设计者都认同这样一种不言而明的理念，即时尚是视觉艺术的一种重要形式。"Tough, ...
The original planned launch was called off four minutes before blast-off.原定的发射在点火起飞前4分钟被取消。The buzzer suddenly responded in a long blast of sound.蜂鸣器突然相应地发出了一声响亮的长鸣。Musicians blast their brassy jazz from street corners.玩...
He wonders if the different influences might not cancel each other out.他在想，各种影响能不能相互抵消。a plurality of influences众多的影响The weather influences crops.天气影响农作物....