单词	a级片
释义	A级片main featurea级片a-picture
随便看	materials balance approach materials budget material science material sciences material-- scintillation materials conversion materials cost variance material-- self-luminescent materials engineering material-- separated fissile materials for drug delivery materials (for porcelain,) materials for scaffolding materials for vacuum technique material shade materials handling materials hazardous in bulk material-- short-half-life materials-- ingoing materials-intensive materials line materials management materials model materials or substance of a thing materials, or substance of a thing