单词	three-hole aperture
释义	three-hole aperture 三孔光栏
随便看	retardation film retardation formula retardation function retardation inhibition Retardation,Intrauterine Growth retardation kicking retardation kinetics in polymerization retardation kinetics in polymerizion retardation line Retardation,Mental retardation method retardation-modulated light wave retardation motion retardation network retardation of bone age retardation of comprehension retardation of cure retardation of curing retardation of flaming retardation of growth retardation of mean solar time retardation of phase retardation of polymerization retardation of solar on side real time retardation of standing