hōteitai yōnensū
1. statutory useful life
Noun
#128478
1. statutory useful life
1. number of years
1. solar system
1. solar cell
1. Sun
1. court (of law); courtroom
1. equation; formula
2. method for solving a problem; set way of achieving a particular result
1. ocean
1. legal; designated by law
1. It was not a number of years.; It wasn't a matter of years.