gnaw through [航空、航天科學(xué)技術(shù)]咬穿gnaw rail [機械工程]啃軌gnaw at 啃，咬；侵蝕gnaw (v.) gnaw vt. 咬；折磨；侵蝕 vi. 咬；折磨；侵蝕gnatty adj.多蚊蚋的；像蚊蚋的gnatsnap 捕蚊鳥gnatostomiasis 頜[齶]口線蟲病gnathotome 下頜骨切開器gnathothorax 顎胸gnathothoracic (崑蟲)顎胸的gnathotheca (鳥)下嘴鞘gnathotectum 顎蓋gnathostomulid 顎咽動物(動)gnathostomiasis 顎口線蟲病gnathostomatous [動]有頜的gnathostomatics [毉] 口頜生理學(xué)gnathostegite 顎板gnathostatics [毉] 牙模定位法gnathostat 頜固定器