By the third day, I was setting a timer. Really!

到第三天，我放了一个计时器。(这是真的！)

youdao

By the third day they had wandered far into the forest.

到第三天的时候他们已经走到了森林深处。

youdao

By the third day, I noticed my skin started to break out.

到了第三天，我发现我的皮肤开始爆发。

youdao

By the third day in orbit, all was normal again.

VOA: special.2009.06.24

India's seven to eight million pullers usually pay one-third of their earnings to the owner of a rickshaw to use it by the day.

VOA: special.2009.05.11

Earlier in the day, Spain took third place in the Confederations Cup, overcoming South Africa by a score of 3-2.

VOA: standard.2009.06.29

By the third day, she had sold other castoffs to five different customers.

WSJ: Apps Spawn New Jobs, Services

He said he wished he had more officers available by the third day of incidents - but nobody had foreseen "22 boroughs of serious disorder" driven by "copycat" criminality.

BBC: Met police considering more riot training

By the third day, though, Osofsky-McGonigle, who was also starting to move her right arm and leg, could name one or two simple items -- and her recovery took off from there.

CNN: Stroke recovery: One woman's story