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precursor [prɪ'kɜ:sə] n
gen. 先驱〔遣,锋,导〕; 前任〔辈,驱〕; 前〔预〕兆; 前驱〔趋〕波; 先质
anim.husb. 前体物
avia. 先驱者; 前导; 先进者
comp. 前身 (praecursor)
desert. 前兆; 前身
el. 初级粒子【核】
expl. 前驱; 初期形式
life.sc. 前身
met. 先行核; 先驱核; 初级粒子; 产物母体
oil 前任
space 先驱; 先锋; 先驱物; 前驱波; 预兆; 预报器
sport., med. 前体
supercond. 前驱物
telecom. 下冲; 负尖峰; 负脉冲信号
 English thesaurus
precursor [prɪ'kɜ:sə] abbr.
abbr., el. gas source used in the CVD reaction; liquid source used in the CVD reaction
USA forerunner (a sign of something that is going to happen Val_Ships)
precursor: 144 phrases in 31 subjects
Agriculture36
Animal husbandry9
Aviation1
Biology1
Bridge construction1
Chemistry3
Computers1
Construction1
Dermatology2
Earth sciences1
Ecology1
Electronics11
Engineering geology2
Explosives and Explosive Ordnance Disposal1
Genetics7
Geology1
Life sciences7
Marketing2
Metallurgy2
Molecular genetics4
Nautical1
Nursing1
Oil / petroleum1
Polymers2
Reproductive biology7
Space5
Sports1
Surgery1
Technology20
Textile industry2
United Nations9