YOU SAID:
Hello! Welcome to everything you've ever learnt
INTO JAPANESE
こんにちは!あなたが今まで学んだこと全てへようこそ
BACK INTO ENGLISH
Hello! Welcome to everything you have learned so far
INTO JAPANESE
こんにちは!これまでに学んだことのすべてにようこそ
BACK INTO ENGLISH
Hello! Welcome to all you have learned so far
INTO JAPANESE
こんにちは!これまでに学んだことのすべてにようこそ
BACK INTO ENGLISH
Hello! Welcome to all you have learned so far
That didn't even make that much sense in English.