He scrounged around in his desk drawer for a paper clip.他在书桌抽届里翻来翻去找纸夹.She fastened the papers together with a paper clip.她用曲别针把文件别在一起.The letters were held together with a paper clip.信是用一枚回形针夹在一起的....
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....
The material is a semiconductor called gallium manganese arsenide.这种材料是一种叫做镓锰砷化物的东东.Abdominal adenopathy is usually rated by computerized abdominal tomography, gallium scanning, ultrasonography, or lymphangiography.腹腔淋巴结...
Cathy was beside herself with excitement.凯茜兴奋异常。Cathy grew away from her mother.卡西渐渐与母亲疏远了.Give these tickets to John, or Cathy, or whoever.把这些票子给约翰, 或凯茜, 或随便谁....
Spacecraft Columbia touched down yesterday.“哥伦比亚”号宇宙飞船昨天着陆。Spacecraft which are re-entering the earth's atmosphere are affected by g forces.重返大气层的航天器受到重力的作用。The spacecraft made a successful reentry into the earth�...