ケイ酸 じゃない
keisanjanai
1. Not silicon.; Not silica.
Noun
#1689878
1. Not silicon.; Not silica.
1. not
1. then; well
1. within ...; inside ...
1. vacuum bottle; thermos
2. jar
1. a little less than; a little under
2. weakness; the weak
3. -lower (seismic intensity)
1. patient