The second arm was the same, except physical activity started six months after beginning the diet.

第二组除了在参与节食六个月后开始体能锻炼外，其他与前一组相同。

youdao

This might occur, for example, if the foreground activity started a dialog, which allows the previous activity to be seen behind it.

比如以下场合就可能发生这种情况：前台activity打开了一个对话框，而之前的activity还允许显示在后面。

youdao

For example, large outliers occur if some other activity started on the computer during measurement; small outliers might hint that DCE occurred.

例如，如果在度量期间在计算机上启动了其他活动，就会产生较大的离群值；小的离群值可能暗示出现了DCE。

youdao

"We found that physical activity was effective in controlling weight only among women who started off with a normal BMI."

VOA: standard.2010.03.30

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