层层: layer upon layer; ring upon ring; tier upon tier
包围: surround; beset; besiege; encircle; encompass 以农村包围城市 encircle the cities from the rural areas; 敌军被我们包围了。 the enemy were besieged by us.; 包围圈ring of encirclement; 包围文法 embracing grammar; 包围物 ambient
层层: layer upon layer; ring upon ...包围: encircle; surround层层包裹: under wraps层层: layer upon layer; ring upon ring; tier upon tier包围: surround; beset; besiege; encircle; encompass 以农村包围城市 encircle the cities from the rural areas; 敌军被我们包围了。 the enemy were besieged by us.; 包围圈ring of encirclement; 包围文法 embracing grammar; 包围物 ambient 渐层包: red垫层层: under layer成层包衣: laminated coating垫层包带: bedding tape多层包被: derma夹层包合物: sandwich inclusion compound三层包线: triple covered wire双层包箱: double case construction外层包覆: external sheath线层包覆层: scrape abrasion test; strand coating子实层包被: hymenial peridium最下层包厢: baignoire包围, 环绕: encircling包围,围绕: envelop包围，围住: close in on包围；迫近: close in on包围的: encapsulated; environmental包围感: envelopment包围盒: bounding volume包围角: angle of wrap
