parallelogram method平行四边形法
spherical parallelogram[数] 球面平行四边形
parallelogram illusion平行四边形错觉
parallelogram mechanism平行四边形机构
parallelogram lever平行四边形框架;平行四
Zeiss parallelogram蔡司平行四边形
parallelogram m平行四边形
parallelogram plate平行四边形板
parallelogram element平行四边形单元
N-COUNT(可数名词) A parallelogram is a four-sided shape in which each side is parallel to the side opposite it. 平行四边形