青少年科考归来:北极的夏天生机盎然。词数 397 建议阅读时间 6分钟FLOATING ice packs are far and wide. Polar bears and foxes wander freely across a white wilderness. The sun seldom sets, with everything bathing in cold daylight...
21世纪报社版权所有,未经书面授权,禁止转载或建立镜像。 主办单位:中国日报社 Copyright by 21st Century English Education Media All Rights Reserved 版权所有 复制必究 京ICP备13028878号-12京公网安备 11010502033664号