アークコサインじゃありませんでした
ākukosainjārimasendeshita
1. Was not arccosine.; It was not arccosine.
Noun
1. Was not arccosine.; It was not arccosine.
1. pupil; disciple
1. (common) cold; influenza
1. snake
2. serpent; large snake
1. then; well
1. hedge
1. journal; log
1. arc
2. (electric) arc