在黎明时分，他会穿着滑雪板跑上斜坡。做这样一项非常耗费体力的运动让人难以置信。

At the crack of dawn, he would run up the slopes with his skis on, an unbelievably backbreaking activity.

youdao

XT是为自行车爱好者设计的，这些人经常骑自行车，但也可能有冲浪板和滑雪板。

XT is for bike enthusiasts, people who ride a lot but also have maybe a surfboard, a snowboard.

youdao

人的一生就像在跷跷板上行走一样。

We live our lives just like walking on the seesaw.

youdao

So I should warn the people sitting at the back that my handwriting is pretty bad, that's one reason for moving forward.

提醒一下坐在后面的人,我的板书写得很糟,所以最好往前坐

耶鲁公开课 - 博弈论课程节选

At this time the Dutch are sending herrings, these long flat boats, herring ships are going all the way to Newfoundland in the seventeenth century,and Iceland, freezing off the coast of Iceland.

于此同时,荷兰人也还运输鲱鱼,这些运送鲱鱼的长板船,在十七世纪一路开往纽芬兰和冰岛等地区,并不停穿梭于被冰壳覆盖的海岸线上

耶鲁公开课 - 欧洲文明课程节选