YOU SAID:

there is a large eel in my trousers

INTO JAPANESE

私のズボンの中に大きなウナギが入っています

BACK INTO ENGLISH

I have a big eel in my pants

INTO JAPANESE

パンツの中に大きなウナギが入ってる

BACK INTO ENGLISH

There's a big eel in my pants

INTO JAPANESE

パンツの中に大きなウナギが入ってる

BACK INTO ENGLISH

There's a big eel in my pants