耳鼻喉科的：otorhinolaryngological
耳病治疗学：otiatrics
耳垂容积图：auricular plethysmogram
耳垂状菌落：lobate colony
耳朵通信机：earcom
耳骨直肠的：puborectal
耳后助听器：behind-the-ear aid
耳机的头圈：headphone's head band
耳机耦合器：earphone coupler
耳镜检查的：otoscopic
耳蕨<植>：polystichum
耳蕨柠檬素：polystichocitrin
耳鸣<声>：ringing in the ears,subjective tone,tinnitus
耳听定向台：aural dieection-finding station
耳蜗电图仪：electrocochleograph
耳蜗神经核：Cochlear Nucleus
耳蜗照相术：cochleography
耳形钢丝圈：ear-shape ring traveller
耳语<声>：whispern
耳中毒性的：ototoxic
耳轴加料磨：trunnion,feed mill
耳轴卸料磨：trunnion discharge mill
饵料供给力：food availability
饵料利用度：availability of food
饵料切割机：bait chopper
二（元）胺：diamine
二阿拉伯糖：diarabinose
二氨基磺酸：diamino sulfonic acid
二–八进制：binary-coded octal(BCO),binary-coded octal srstem,binary-octal
二八面体层：dioctahedral layer
二胞盘星藻：Pediastrum duplex,Pediastrum duplex Mey
二倍配子体：diploid gametophyte
二倍真核体：diploid eukaryote
二苯胺磺酸：diphenylamine sulfonic acid
二苯胺氯胂：diphenylaminochlorarsine
二苯胺氰胂：diphenylaminocyanarsine
二苯并蒽酮：dibenzanthrone
二苯并咪唑：bisbenzimidazole
二苯并羟蒽：violanthrole
二苯并噻唑：bisbenzothiazole
二苯次膦酸：diphenyl phosphinic acid
二苯代胂腈：diphenyl cyanarsine
二苯丁二酸：diphenyl succinic acid
二苯基海因：diphenyl hydantoin
二苯基尿烷：diphenylurethane
二苯基三唑：diphenyl triazole
二苯甲基氯：diphenyl-chloromethane
二苯甲基溴：diphenyl-bromomethane,diphenyl methyl bromide
二苯甲酰胺：dibenzamide
二苯甲酰肼：dibenzoyl hydrazine