- 相关词组
- ultraviolet ray紫外（射）线;
- ray projector光线足迹器
- row sum of a matrix矩阵的行和
- ray predicateγ元谓词
- ray theory射线理论
- penal sumn.罚金，违约金;
- incident ray入射线;
- cosmic rayn.宇宙射线
- in sumadv.总而言之，大体上;
- ray radiation光辐射
- cathode rayn.阴极射线;
- alpha rayα射线
- electric rayn.电鳐;
- x rayn.X光;X射线;
- to sum up总之;
- ray pulse射线脉冲
- Sum Insured保险金额，投保金额;
- actinic ray光化射线;
- ray system辐射纹系统
- ray tube射线管
- 今日热词
- 热门搜索
- understanding n.了解;理解;互相理解;协议;领会;adj.善解人意的;
- yellow earth 赭石，黄土;黄壤;
- Alaska n.美国阿拉斯加州;
- swallow vt.& vi.吞，咽;忍耐，忍受;vt.不流露;<口>忍受，轻信;
- intellect n.智力，理解力;有才智的人;知识分子;
- orange n.桔子，橙子;[植]桔树;橙色;桔色;橙汁饮料;adj.橙色的;橘色的;桔红色的;
- backache n.背痛，腰痛;
- sleep vi.睡，睡觉;睡眠状态;vt.为…提供床位;提供住宿;以睡觉打发日子;
- wildlife n.野生生物;
- 起点 origin;starting point;zero;a point of departure;jumping-off ;
- willingly adv.乐意地，愿意地;积极肯干地;
- coward n.胆小鬼，懦夫;
