特定物: individually defined thingparticular thingres certae; a certain thingspecial thingspecies
Example Sentences:
1.
Each admiralty chart carries a reference number . the reference numbers are allocated in a random manner and charts in a particular area frequently do not have numbers running in sequence 每张英版海图都有一个图号。图号是随机分配的,对某一特定水域图号不是连续的。