He donned a swallowtail in swansdown, and dove into the river in the form of swallow dive.

他穿一件天鹅绒的燕尾服，以燕式跳水跳。

Water gurgled over rocks, and butterflies of every variety— giant swallowtails, short-tailed skippers, pygmy blues, and best of all, monarchs— flew up to forever.

水流岩流过，各种各样的蝴蝶——巨大的燕尾蝶、短尾船长蝶、侏儒蓝蝶，还有最重要的是帝王蝶——永远飞翔。