on the threshold of
1. 在……的开端
Scientists are now on the threshold of a better understanding of how the human brain works.
科学家们现在对人脑的功能开始有更进一步的了解。
习惯用语at the threshold of1.在...的开始cross sb.'s threshold1.走进某人家里cross the threshold1.跨进门内on the threshold1.在门口on the threshold of1.在...的开头, 在...快要开始的时候, 在...的前夕stumble at [on] the threshold1.(事情)刚一着手就搞糟了特殊用法absolute threshold1.绝对阈值2.听阈absolute threshold of luminance1.发光率(的)绝对阈值achromatic threshold1.消色差阈值activation threshold1.生效界限, 补偿界限AM threshold1.调辐阈amplitude threshold1.辐度阈值anomalous threshold1.反常阈audibility [audible, aural, auditory] threshold1.听阈chromatic threshold1.【摄】色阈colour threshold1.色差阈contrast threshold1.对比度阈critical point threshold1.临界点, 临界值, 阈值damage threshold1.损坏阈detecting threshold1.检测阈detection threshold1.检测阈developmental threshold1.发育临界difference threshold1.【心理】差别阈限discomfort threshold1.不(舒)适阈discriminating threshold1.甄别阈double threshold1.双阈ecological threshold1.生态临界, 生态阈值economic threshold1.经济起点electrophysiological threshold1.电生理阈值emission threshold1.发射阈empirical threshold1.假定临界, 经验临界epidemiological threshold1.猖獗临界excitation threshold1.兴奋阈feeling threshold1.【声】痕阈fission threshold1.【核】裂变阈flavor threshold1.香味槛限; 口味槛限flux density threshold1.光通量密度阈值frustration threshold1.【心理】挫折阈限Geiger threshold1.【核】盖革阈hearing threshold1.听觉阈identification threshold1.识别级限imaginary threshold1.假想临界improvement threshold1.【信】改良限度intelligibility threshold1.可懂度interference threshold1.干扰阈, 干扰门限ketosis threshold1.酮阈laser threshold1.激光阈; 激光阈值lethal threshold1.致死阈luminance threshold1.亮度阈luminesence threshold1.发光门限值,发光阈normalthresholdof audibility1.标准(最小)可闻阈,标准(最小)听觉阈nuisancethreshold1.损害阈odorthreshold1.臭气阈olfactorythreshold1.嗅觉极限, 嗅觉(最低)限度operating threshold1.工作阈pain threshold1.【生理】痛阈photochemical threshold1.光化门槛; 光化阈; 光化限photodisintegration threshold1.光致蜕变阈photoelectric threshold1.光电阈photofission threshold1.光致裂变阈photo-ionizationthreshold1.光电离阈photonuclearthreshold1.光致核反应阈pulse improvement threshold1.【信】脉冲信噪比改善阈值pumping threshold1.抽运阈值quantizer threshold1.量化器阈值, 量化器门限radiation threshold1.辐射阈receiver noise threshold1.接收机噪声阈recrystallized threshold1.再结晶阈值renal threshold1.肾阈resolution threshold1.分解力阈ruin threshold1.破产线sampled threshold1.取样阈值, 取样门限sensation threshold1.感觉阈sensor threshold1.传感器阈signal threshold1.信号阈, 信号门限speed threshold1.速度档位, 速度档stimulated threshold1.受激阈switching threshold1.开关阈, 开关门限, 阈true threshold1.真阈visual threshold1.视阈visual contrast threshold1.视觉对比阈threshold for the ACC1.自动色度控制阈值threshold of audibility1.可闻阈, 听觉阈, 听觉临界threshold of coagulation1.凝结阈threshold of consciousness1.意识阈限threshold of divergence1.汇率波动的上下限threshold of reaction1.反应极限threshold of response1.响应阈threshold of sensitivity1.灵敏度阈, 灵敏度界限threshold of sound1.听阈threshold of temperature1.感温阈, 感温极限