YOU SAID:
when pigeons fly they really can't swim.
INTO JAPANESE
ハトが飛ぶとき、彼らは本当に泳ぐことはできません。
BACK INTO ENGLISH
When Doves fly, they can't really swim.
INTO JAPANESE
鳩が飛ぶとき彼らは本当に泳ぐことはできません。
BACK INTO ENGLISH
When Doves fly they can't really swim.
INTO JAPANESE
鳩が飛ぶとき彼らは本当に泳ぐことはできません。
BACK INTO ENGLISH
When Doves fly they can't really swim.
That didn't even make that much sense in English.