YOU SAID:
The concept of resistance to fire is one that is as old as history itself
INTO JAPANESE
耐火の概念は歴史そのものと同じくらい古いものです
BACK INTO ENGLISH
The concept of fire resistance is as old as history itself
INTO JAPANESE
耐火性の概念は歴史そのものと同じくらい古い
BACK INTO ENGLISH
The concept of fire resistance is as old as history itself
You should move to Japan!