She gave up on the eighth day.

她在第八天放弃了。

youdao

On the eighth day of questioning, she dropped the pretence that she was Japanese.

在审问的第8天，她不再假装她是日本人。

《柯林斯英汉双解大词典》

On the eighth day after Christmas, he went abroad.

圣诞节后的第八天，他出国了。

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On the eighth day after his arrival in New York, he found a report in the newspaper about his crime.

VOA: special.2009.04.11

I was on the TGV the third day it opened which was-- it opened on September twenty-eighth,1981, and I was there on September thirtieth, taking a trip to Lyon,though it only went fast when it really got to a certain point here.

我在法国高铁开通后的第三天,它是在,1981年九月二十八日开通的,我是在九月三十日去的,去里昂旅行,它一路上开的非常快,直到到了站

耶鲁公开课 - 1871年后的法国课程节选

Tuesday marks the eighth day of climate talks and with world leaders arriving, analysts say it is time to make serious progress with the major issues.

VOA: standard.2009.12.17

The Beijing Olympics, for instance, started on the eighth day of the eighth month in 2008.

BBC: 'Love you forever day' prompts Chinese wedding rush

"Today is the eighth day of my daughter's resurrection, " the girl's father, Fabian Veron, told CNN Wednesday.

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However, some other internal clocks readjusted at different rates and weren't all working correctly until the eighth day.

WSJ: To Avoid Jet Lag This Summer, Travel Like a Scientist