1.abysm  

無的英語翻譯：

naught; nonexistence; not; nothing; without; lack; zero
【醫(yī)】 a-; leipo-; lipo-; non-

底的英語翻譯：

a copy kept as a record; base; bottom; end; fundus; the truth of a matter
【醫(yī)】 base; basement; bases; basi-; basio-; basis; batho-; bathy-; fimdi
floor; fundus; pavimentum; solum

洞的英語翻譯：

cave; cavity; hole; hollow
【化】 hole; opening
【醫(yī)】 bore; cava; cavern; caverna; cavitas; cavitat; cavity; cavum; syringo-