ロックファイバーじゃない
rokkufaibājanai
1. Not rock fiber.
Noun
#3197712
1. Not rock fiber.
1. It's not rock fiber.
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
1. lock
2. lock (in rugby); lock forward