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vitamin B2
释义
vitamin B2
vitamin B
2
[`vīd·ǝ·mǝn ¦bē¦tü]
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<<riboflavin>>
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hoisting
hoisting compartment
hoisting cycle
hoisting drum
hoisting machine
hoisting power
hoistman
hoist operator
hoist overspeed device
hoist overwind device
hoist slack-brake switch
hoist tower
hoistway
hoja blanca
holandric trait
holarctic zoogeographic region
Holasteridae
Holasteroida
holcodont
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hold back
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