单词	plumula nelumbini
释义	plumula nelumbini 莲子心
随便看	double needle drafting device Double Needle Fell Seam double needle loom double-needle loom double-needle puncture outfit double needle telegraph double-needle telegraph double needle type power meter double needling double negation double-negation law double negative double-negative Double-negative dielectric material double negative law double negative material double negative media double negative medium double-negative medium Double negative metamaterial double-negative metamaterials double negative principle double negative property double negatives Double Negative Sentence Patterns