Kites whooshed above the beach at intervals.
風箏在沙灘上空時隱時現。
Kites have been used for scientific purposes in the western world.
風箏在西方已被用于科學目的。
Flying kites have quite a long history.
放風箏的歷史由來已久。
Kites have been flown in Japan for hundreds of years.
風箏在日本已經有幾百年的歷史了。