subito<意> adv.[音]骤起地； 急速地subn.潜艇；替代品vi.替代vt.转包合同substernal angle胸骨下角subanal plastron肛下盾板(动)subunit exchange亚单位交换subtropical soil亚热带土壤subsoluble group子可解群Subgenus Finlayan.纷蚊亚属subscaphocephaly[医] 轻度舟状头subatomic debris亚原子碎片submersible pump水下泵,潜水泵sublingual nerve舌底神经