/dɪˈfɪʃənsɪ/ n.( 复deficiencies)1.(inadequacy)缺陷；不足
the deficiencies of our transport system我们运输系统的不完备
a serious deficiency in our air defence我们在空防上的严重缺陷
The deficiency of his answers was obvious.他答案中的漏洞显而易见。
2.(shortage)+of vitamin, mineral缺乏
serious deficiencies in the numbers of suitable aircraft符合要求的的飞机数量严重不足
They did blood tests on him for signs of vitamin deficiency.由于他出现了维生素缺乏的症状, 他们给他验了血。
3.【生】(absence of genetic material)缺失(染色体丢失基因、片段等的现象)