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4th
第四(fourth)
- The Chinese developed a lodestone compass to indicate direction sometime in the 4th century BC.
公元前4世纪，中国人造出了一个天然磁石罗盘来提示方向。
4th
[ adj ]
coming next after the third and just before the fifth in position or time or degree or magnitude
<adj.all>
the quaternary period of geologic time extends from the end of the tertiary period to the present
coming next after the third and just before the fifth in position or time or degree or magnitude
<adj.all>
the quaternary period of geologic time extends from the end of the tertiary period to the present
4th \4th\ adj.
1. coming next after the third in position
Syn: fourth, quaternary
[WordNet 1.5 +PJC]
1. coming next after the third in position
Syn: fourth, quaternary
[WordNet 1.5 +PJC]
4th
4WD
4x4
4π irradiation
4级风
5
5 day-old primary root
5 stretcher courses t...
5 β-cholestane
5,5-dimethyl-1,3-cycl...
5,6-benzoquinoline
5,6-naphthoquinoline
5,7-dibromo-8-hydroxy...
5,7-dichloro-8-hydrox...
5,7-dihydroxyflavone
5,8-dimethyl tocol
5,8-dimethyl tocol (...
5-allyl-5-sec-butylba...
5-amino-1-naphthol-3-...
5-bromo-2-hydroxybenz...
5-bromo-2-methylpentane
5-bromodeoxyuridine
5-chloro-0-toluidine
5-chloro-8-hydroxyqui...
5-chloro-8-quinolinol
5-cholestendiol-3,4
5-corbiestep gable wi...
5-ethyl-2-sulfanilami...
5-fluorodeoxyuridine
5-fluorouracil
5-fu
5-ht
5-hydroxy-2 methyl-1
5-hydroxybarbituric acid
5-hydroxysalicylic acid
5-hydroxytryptamine
5-hydroxytryptophane
5-imidazoline hydroch...
5-isopropy1-2-sulfani...
5-methoxy-N-acetyl tr...
5-methoxy-tryptamine
5-methoxysulfadiazine
5-methyl-2-thiouracil
5-methylcytosine
5-methyluracil
5-n-butyl-2-ethylamin...
5-oxychlorpromazine
5-piece screwdriver s...
5-purlin beam
5-pyrazolindinedione
5-pyrophosphomevaloni...
5-ureidohydantoin
5-氟尿嘧啶
5-羟色氨酸
5-羟色胺
50
50 tissue culture inf...
50% hemolytic dose
50% tolerance dose
500
4WD
4x4
4π irradiation
4级风
5
5 day-old primary root
5 stretcher courses t...
5 β-cholestane
5,5-dimethyl-1,3-cycl...
5,6-benzoquinoline
5,6-naphthoquinoline
5,7-dibromo-8-hydroxy...
5,7-dichloro-8-hydrox...
5,7-dihydroxyflavone
5,8-dimethyl tocol
5,8-dimethyl tocol (...
5-allyl-5-sec-butylba...
5-amino-1-naphthol-3-...
5-bromo-2-hydroxybenz...
5-bromo-2-methylpentane
5-bromodeoxyuridine
5-chloro-0-toluidine
5-chloro-8-hydroxyqui...
5-chloro-8-quinolinol
5-cholestendiol-3,4
5-corbiestep gable wi...
5-ethyl-2-sulfanilami...
5-fluorodeoxyuridine
5-fluorouracil
5-fu
5-ht
5-hydroxy-2 methyl-1
5-hydroxybarbituric acid
5-hydroxysalicylic acid
5-hydroxytryptamine
5-hydroxytryptophane
5-imidazoline hydroch...
5-isopropy1-2-sulfani...
5-methoxy-N-acetyl tr...
5-methoxy-tryptamine
5-methoxysulfadiazine
5-methyl-2-thiouracil
5-methylcytosine
5-methyluracil
5-n-butyl-2-ethylamin...
5-oxychlorpromazine
5-piece screwdriver s...
5-purlin beam
5-pyrazolindinedione
5-pyrophosphomevaloni...
5-ureidohydantoin
5-氟尿嘧啶
5-羟色氨酸
5-羟色胺
50
50 tissue culture inf...
50% hemolytic dose
50% tolerance dose
500
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中国词汇量第二的英语词典
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