词汇	It is of low cost
释义	It is of low cost. 此体系堵剂的材料费用较低。
随便看	ventral posteromedial nucleus ventral posteromedial nucleus of thalamus Ventral Posteromedial Thalamic Nucleus ventral postoptic commissure ventral pouch Ventral prefrontal cortex ventral premammitary nucleus ventral process ventral processes ventral proper fasciculi of spinal cord Ventral proper fasciculus ventral propodosomal seta ventral prostate ventral prostate secretory protein ventral prostate weight ventral radar ventral ramjet ventral ramus ventral ramus of cervicual nerve ventral ramusor ventral branch ventral rectus muscle ventral respiratory neuron group ventral reticular nucleus ventral reticular part of substantia nigra ventral reticulospinal tract