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单词
provitamin A
释义
provitamin A
释义
[化] 维生素A原,胡萝卜素;
[医] 前维生素A
英英释义
Noun
1. an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
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fixed sample-size (sampling) design
fixed sash
fixed satellite
fixed satellites
fixed-satellite service
fixed satellite service (fss)
fixed saving deposit
fixed savings beposit
fixed savings deposit
fixed savings deposits
fixed savings withdrawals
fixed scale
fixed scale displays
fixed-scale indicator
fixed scatter communication
fixed-scattering-angle spectrometer
fixed-scatteringangle spectrometer
fixed scattering centre approximation
fixed scene
fixed schedule
fixed scoliosis
fixedscreen
fixed screen
fixed screw
fixed screw injection molding
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