fiy a kites是什么意思

　　Kites whooshed above the beach at intervals.

　　风筝在沙滩上空时隐时现。

　　Kites have been used for scientific purposes in the western world.

　　风筝在西方已被用于科学目的.。

　　Flying kites have quite a long history.

　　放风筝的历史由来已久。

　　Kites have been flown in Japan for hundreds of years.

　　风筝在日本已经有几百年的历史了。