词汇	三圈图
释义	三圈图 Tricycle graph
随便看	weak degeneration weak demand weak demand from consumers weak deoxidation atmosphere weak department Weak dependent Gaussian sequences weak depolarizing current weak depression weak derivative weak derivatives weak descending chain condition Weak diagnosis weak diagonal dominance weak differentiability weak differential operator weak digraph weak dimension weak diploma weak direct product weak direct sum weak discipline weak discontinuity weak discontinuity surface weak-discontinuous interface weak discreteness