单词	贮留系统--保留系统
释义	贮留系统；保留系统retention system
随便看	non-discrimination nondiscrimination non-discriminatory nondiscriminatory nondiscriminatory education non-discriminatory rate non-discriminatory system of preference non-discriminatory system of preference--generalized non-reciprocal non-discriminatory trade non-discriminatory treatment nondiscursive non-disjunctin non-disjunction nondisjunction nondisjunctional distribution non-disjunction (bridges 1913) non-disjunction gate nondisjunction gate nondisjunction mosaic nondispersion media nondispersive nondispersive atomic fluorescence spectrometer nondispersive infrared absorption nondispersive infrared analyzer nondispersive infrared analyzer {= ndir}