So one could have a very good day and test well, or one could just not be feeling one's best and test poorly.

所以，有些人可能因为这一天状态很好而取得好成绩，而有些人因为这一天状态不佳而发挥失常。

youdao

And evidence is cropping up to suggest that a poor night's sleep is not only felt the next day but could have implications for one's heart over the long term.

但证据却意外的表明一个低质量的晚觉不仅会影响第二天，同时也会在很长一段时间内对心脏造成影响。已经证实的，睡眠窒息导致的睡眠中多次呼吸的中断，和中风及冠状动脉的疾病有关。

youdao

"We have one instant noodle, one package of instant noodle per day, that's all our meal, " she says.

NPR: Chinese Line Up for Water Three Days After Quake

Imagine that you have to buy a new cricket bat because your old one's broken and you happen to have an hour of free time between meetings one day.

ENGADGET: Google's Amit Singhal tells us about the dreams search engines are made of

Shoaib and Asif are now free to play for Pakistan again but have not been chosen for Thursday's one-day international against West Indies in Faisalabad.

BBC: SPORT | Cricket | International Teams | Pakistan | Flak flies in Pakistan drugs case