Definition of 代替機 (だいたいき)
だいたいき
                        代替機
だいたいき
daitaiki
noun
1.
substitute device
2.
replacement aircraft
Related Kanji
| 代 | substitute, change, convert, replace, period, age, counter for decades of ages, eras, etc., generation, charge, rate, fee | 
| 替 | exchange, spare, substitute, per- | 
| 機 | loom, mechanism, machine, airplane, opportunity, potency, efficacy, occasion |