水箱和屋顶都需要敷设严密的保温层。Water tanks should be well lagged and the roof well insulated.从防守高度严密的监狱的集体越狱a mass breakout from a top security prison他那论证的精确严密the nicety of his argument...
A cock is valiant on his own dunghill.夜郎自大Nationalism is a silly cock crowing on its own dunghill.公鸡总是在自己的粪堆上称雄.Every cock crows on its own dunghill.夜郎自大。Nationalism be a silly cock crow on It own dunghill.民族主义,是在自己的小天地里...
abbr.electronic location of status indicating equipment 电子区域和地形指示设备，electronic letter-sorting and indicator equipment 电子信件分类和指示电子系统，electronic signalling and indicating equipment 电子信号指示和传输设备，emergency life-saving instant...
Such cultures could give rise to vascular tissues, roots and shoot buds.这样的培养可能产生维管组织, 根和苗端芽.Many of the cells in such cultures have somewhat sculptured walls.在这样的培养中很多细胞具有多少呈花纹状的细胞壁.Many natural fibers decay rapidly whe...