单词	heterocyst
释义	heterocyst noun het·​ero·​cyst ˈhe-tə-rō-ˌsist  : a large transparent thick-walled cell that is found in the filaments of some cyanobacteria and is the site of nitrogen fixation heterocystous ˌhe-tə-rō-ˈsi-stəs  adjective Word History First Known Use 1872, in the meaning defined above
随便看	kiwifruits kiwis kiyang Kizil Kizilbash kizilbashes kizils kJ KJV kjö Kjölen Mountains KKK kkks kl klab klaberjass Klagenfurt Klaipeda Klallam Klamantan klamantans Klamath Klamath Mountains Klamath weed klamaths

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