在大概八个半星期后，我们去看了位o。

At about eight-and-a-half weeks, we went to see an o.

youdao

一个星期后，差不多有一半的女人死去了。

After a week, almost half the women were dead.

youdao

在接种疫苗三个星期后提取的血样表明，不管他们是注射了一半还是正常剂量的疫苗，那些年龄在18岁到49岁的人的免疫系统都被刺激到了相似的水平。

Blood samples given three weeks after vaccination showed that the immune systems in those ages 18 to 49 were stimulated at similar levels whether they got a half or full dose.

youdao

他着手进行了一项实验，要求志愿者们每晚睡大约七个半到八个小时，一个星期后再将睡眠时间调整为六个半到七个小时。

He set up an experiment and asked his volunteers to spend a week sleeping around seven and a half hours to eight hours a night and the next sleeping six and a half to seven hours.

youdao

他着手进行了一项实验，要求志愿者们每晚睡大约七个半到八个小时，一个星期后再将睡眠时间调整为六个半到七个小时。

He set up an experiment and asked his volunteers to spend a week sleeping around seven and a half hours to eight hours a night and the next sleeping six and a half to seven hours.

youdao