n.
虫漆;虫胶
Specification for Orange Shellac and Other Indian Lacs for Electrical Insulation (10.01
电气绝缘用柑桔虫胶和其他印度紫胶规范
Orange Shellac and Other Indian Lacs for Electrical Insulation
电绝缘材料用橙色虫胶和其他印度紫胶
-扩展释义
词组
abbreviation
1.(in the RAF) Leading Aircraftman or Leading Aircraftwoman.
adjective
1.Denoting the ability of normal strains of the bacterium E. coli to metabolize lactose, or the genetic factors involved in this ability (which is lost in some mutant strains)
‘the lac operon’
‘In addition to the lac operon, a number of other synthetic and natural genetic circuits have been analyzed for robustness and evolvability.’
noun
1.
2.A resinous substance secreted as a protective covering by the lac insect, used to make varnish, shellac, sealing wax, dyes, etc.
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abbreviation
‘the lac operon’
