英语词汇bor-的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

bor-
pref.（前缀）

Variant of boro-
boro-的变体

☞ boro-

bor- Chem.,short for boron, forming names of compounds of this with the alcohol radicals; e.g. bor-ethyl 3(C₂H₅)B, bor-methyl 3(CH₃)B, obtained by acting on ethyl borate with zinc ethyl and methyl respectively.1869Roscoe Elem. Chem. 342 Borethyl is a colourless liquid, possesses a very powerful acrid smell, and takes fire on exposure to the air, burning with a green flame.1881Roscoe Chem. III. 244 Bormethyl is a colourless gas.

bor-
combining form
or boro-
Etymology: International Scientific Vocabulary, from boron
: boron
< borism >
< boryl >
< boroarsenate >

词汇	bor-
词根词缀	AHD Dictionary.com OED Webster bor- pref.（前缀） Variant of boro- boro-的变体 ☞ boro- bor- Chem.,short for boron, forming names of compounds of this with the alcohol radicals; e.g. bor-ethyl 3(C₂H₅)B, bor-methyl 3(CH₃)B, obtained by acting on ethyl borate with zinc ethyl and methyl respectively.1869Roscoe Elem. Chem. 342 Borethyl is a colourless liquid, possesses a very powerful acrid smell, and takes fire on exposure to the air, burning with a green flame.1881Roscoe Chem. III. 244 Bormethyl is a colourless gas. bor- combining form or boro- Etymology: International Scientific Vocabulary, from boron : boron < borism > < boryl > < boroarsenate >
随便看	penetrating penetration penguin penholder -penia -penia- (s), -penias (pl), -penic, pen-, penia- penicillin peninsula peninsular peni-, pen- penis penitence penitent penitential penitentiary penknife penman penmanship penna- pennant pennati- penni- penniless penno- pennon