ためこなせない【為熟せない】
tame konasenai
1. Cannot master; Cannot become proficient
Verb
#2617400
1. Cannot master; Cannot become proficient
1. for; for the sake of
2. because of; as a result of
1. to be done (to someone or something)
2. to do; to be doing
1. to do; to commit
1. deed (esp. negative); act
1. to do
1. to continue to do; to persist in doing