周一，中国烟草控制协会副会长许桂华在广州召开的一个研讨会上做了一项重要报告。

Xu Guihua, vice-president of China Tobacco Control Association, made the landmark announcement on Monday at a seminar in Guangzhou, capital of Guangdong Province.

youdao

勇敢的尼克·华伦达曾经创造过在13层楼高的地方骑车过钢丝的记录，他的另一项世界记录则是由一根在八人高的金字塔上的钢丝组成，当然这些记录都是在没有任何安全保护网下完成的。

Daredevil Nik Wallenda has set world records for biking across a tightrope at more than 13 stories high and for being part of an eight-person pyramid on another wire — all without a safety net.

youdao

派格·诺普洛斯、杰西卡·伍德以及他们的同事最近在爱荷华大学做了一项研究，结果显示，即使是从大脑结构上来分析，想要理清先天与后天的纠缠也是十分困难的。

Recent research by Peg Nopoulos, Jessica Wood and colleagues at the University of Iowa illustrates just how difficult it is to untangle nature and nurture, even at the level of brain structure.

youdao