N2
JLPT
5
strokes
#325
frequency
Not started
Mastered counts as known everywhere (frontier, map, extension) but never appears in the quiz again. New wipes the review history for this item.
例文 · examples
何が起こるか知る由もない。
There is no knowing what may happen.
それについては知る由もなかった。
She had no way to know about it.
彼がどこへ行ってしまったか知る由もない。
There is no way of knowing where he's gone.