YOU SAID:

The airplane went through some heavy turbulence

INTO JAPANESE

飛行機は激しい乱気流を通過しました

BACK INTO ENGLISH

the plane passed through severe turbulence

INTO JAPANESE

飛行機は激しい乱気流を通過した

BACK INTO ENGLISH

The plane passed through severe turbulence

INTO JAPANESE

飛行機は激しい乱気流を通過した

BACK INTO ENGLISH

The plane passed through severe turbulence