珪質 海綿 じゃなかった keishitsukaimenjanakatta
keishitsukaimenjanakatta
Noun
, Da Copula
The past negative form of 珪質海綿
1. Was not siliceous sponge.; Wasn't a siliceous sponge.
Past/Perfective
, Negative
Word Pronunciation
文
No variants available for this word.