YOU SAID:
The delta dart is the ultimate interceptor airplane in the united states air force (at least it used to be.
INTO JAPANESE
デルタダーツは、米国空軍の究極の迎撃機です（少なくとも以前はそうでした）。
BACK INTO ENGLISH
The Delta Darts are the ultimate interceptor of the US Air Force (at least before).
INTO JAPANESE
デルタダーツは、（少なくとも以前は）米空軍の究極の迎撃機です。
BACK INTO ENGLISH
The Delta Darts are (at least previously) the ultimate interceptor of the US Air Force.
INTO JAPANESE
デルタダーツは（少なくとも以前は）米空軍の究極の迎撃機です。
BACK INTO ENGLISH
The Delta Darts are (at least previously) the ultimate interceptor of the US Air Force.
Well done, yes, well done!
