2月9日
2月中旬	mid-February
2 桥接器	bridge
2-氨基-4-硝基苯甲醚	2-amino-4-nitroanisole
2-氨基丙二酰脲二乙酸	uramildiacetic acid
2-氨基嘌呤-6-硫醇	thioguanine 2-am-inopurine-6-thiol
2-氨基噻唑盐酸盐	2-aminothiazole hcl
2-氯-3-硝基甲苯-5-磺酸钠	sodium 2-chloro-3-nitrotoluene-5-sulfonate
2-氯乙基乙烯醚	2-chloroethyl vinyl ether
2-氯乙基氯甲基硫醚	2-chloroethylchloromethylsulphide
2-氯乙烯基二氯胂	2-chlorovinyldichloroarsine
2 氯乙醇	ethylene chlorohydrin
2-氯乙醇	ethylene chlorohydrin
2-氯代-1	chloroprene
2氯全隆	Crag herbicide
2氰基4硝基苯胺	2-cyano-4-nitro aniline
2)牙石
2)狡猾的人
2-甲4-氯	2M-4X 2-methyl-4-chlorophenoxy acetic acid
2甲4氯	Mcpa chloromethylphenoxyacetic acid methylchlorophenoxyacetic acid Kilsem Weedar Zelan Agroxone Hormotuho mcpa Mephanac methoxone methylchloro phenoxyacetic acid Rhomene Rhonox
2甲4氯丁酸	mcpb Thistrol Tropotox
2甲4氯丁酸除草剂	Can-trol
2甲4氯丙酸	Vi par Kilprop Mecopex Mepro
2甲4氯混盐	Linormone 60
2甲4氯硫钠	Methin
2甲4氯酸	Iso-cornox
2甲4氯除草剂	Agritox Cornox
2-甲基-1-丁	2-methyl-1-butene
2-甲基-1-丁烯-3-酮	2-methyl-1-butene-3-one
2-甲基-1-苯基-5-吡唑啉酮	2-methyl-1-phenyl-5-pyrazolone
2-甲基-4-氯苯氧乙酸	2-methyl-4-chlorophenoxy acetic acid
2-甲基丁二烯	2-methyl butadiene
2-甲基丁酸乙酯	ethyl-2-methyl butyrate
2-甲基己烷	2-Methylhexane isoheptane
2-甲基戊二醇-2	hexylene glycol
2-甲基石蜡烃	2-methyl parafin
2-甲基苯胺	2-aminotoluene
2 甲萘醌	menadione
2电离室	2 ionization chamber
2硅丹蒽合剂	Ceregam Supper
2-硝基对甲酚	2-nitro-p-cresol
2-硫醇基苯并噻唑	mercaptobenzothiazole
2-磷酸甘油酸	2-Phosphoglycerate
2-羟基乙胺	ethanolamine
2-羟基苯甲酸	salicylic acid 2-hydroxybenzoic acid
2脉冲计数装置	2pulse counting assembly
2)自由人
2路
2)轻易地
2辐射探测器
普通话	English