backwards (to): to strive vigorously 竭尽全力bottomless pit: a person with an insatiable appetite (某人的胃口大得像)无底洞check someone or something out (to): to observe or examine someone or something查证某人或某事;注意某人 ……
中报二十一世纪(北京)传媒科技有限公司版权所有,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2024066071号-1 京公网安备 11010502033664号