超ちょう低てい周波しゅうは音おん

chōteishūhaon

1. Not extremely low frequency sound.; Not infrasound.

1. Was extremely low-frequency sound.

1. with extremely low frequency sound

1. Extremely low frequency; Very low frequency

1. It is not an extremely low frequency sound.; It's not an ELF sound.

1. It's not extremely low frequency sound.; It's not an extremely low-frequency tone.

1. Was an extremely low frequency sound.

1. Extremely low frequency sound.

1. It is not an extremely low frequency sound.; It is not an ultra-low-frequency sound.

1. Wasn't an extremely low frequency sound.

1. Probably extremely low frequency sound.

1. Was not an extremely low frequency sound.; Was not a super low-frequency sound.

1. Wasn't an extremely low-frequency sound.; Wasn't a super low-frequency sound.

1. Extremely low frequency sound; Probably an extremely low frequency sound

1. Was not an extremely low frequency sound.; Was not a super low-frequency sound.

1. If/when extremely low frequency sound…; If it were extremely low frequency sound…

1. If/when extremely low frequency sound

1. If/when extremely low frequency sound; If extremely low frequency sound exists