YOU SAID:

Still wet behind the ears

INTO JAPANESE

耳の後ろがまだ濡れています

BACK INTO ENGLISH

The back of my ear is still wet

INTO JAPANESE

耳の後ろがまだ濡れている

BACK INTO ENGLISH

the back of the ear is still wet

INTO JAPANESE

耳の後ろはまだ濡れています

BACK INTO ENGLISH

It's still wet behind the ears

INTO JAPANESE

耳の後ろはまだ濡れています

BACK INTO ENGLISH

It's still wet behind the ears