トライアルアンドエラーじゃないです
toraiaruandoerājanaidesu
1. Not trial and error.; It's not trial and error.
Noun
#255038
1. Not trial and error.; It's not trial and error.
1. internal; domestic
1. wasteful; a waste
2. too good; more than one deserves
3. impious; profane
1. improper; immodest
1. inside a car (train, bus, etc.)
1. (common) cold; influenza