基本解释前厅同根派生 英汉例句双语例句The performance-based design was adopted and the hypo-safety area as antehall, open passage and logistics passage were defined as distributing space.采用性能化防火设计，前厅、公共走道、后勤走道作为次安全区域，定义为集散空间，人员到达集散空间后通过疏散出口疏散。