相关单词近义词 undulating 波状的, rolling 旋转的, swelling 肿胀物, heaving 举起, surging 浪涌的, rippling 涟漪, undulatory 波动的临近词Ungun, UN, unbalanced structural change, undisclosed statistical data, unconditioned complex reflex, undirectional solidification, Unbalance voltage protection, Unban telephone subscription, unbiassed important sampling, Unexplained male infertility, unlagged endogenous variable, unmodulated signal generator 返回 undulant