有太阳能板和螺旋桨。天朝的通稿是飞艇 airship， not 气球ballon

来源: BJming 于 2023-02-04 09:10:01 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.