YOU SAID:
he receives pleasure from watching the young girls through the window
INTO JAPANESE
彼は窓越しに若い女の子を見て喜びます
BACK INTO ENGLISH
he is delighted to see a young girl through the window
INTO JAPANESE
彼は窓越しに若い女の子を見て喜んでいる
BACK INTO ENGLISH
he is happy to see a young girl through the window
INTO JAPANESE
彼は窓越しに若い女の子を見て喜んでいる
BACK INTO ENGLISH
he is happy to see a young girl through the window
That didn't even make that much sense in English.
