雖然這些單字國中都有學過，但太久沒看到就會變得很陌生甚至不認識

雖然這些單字國中都有學過，但太久沒看到就會變得很陌生甚至不認識

結果 (英文) 1:

Although I have learned these vocabularies in junior high schools, but if I haven’t seen them for a long time, I will become very strange or even unknown.

結果 (英文) 2:

Although these words have been learned in junior high school, if you haven't seen them for too long, you will become very strange or even unfamilia

結果 (英文) 3:

Although all these words have been learned in junior high schools, if you haven't seen them for too long, you will become very strange or even unknown.