There are caveats, of course. Exercising on an empty stomach is unlikely to improve your performance during that workout.

当然，需要注意的是，运动过程中空腹锻炼不可能提高运动效果。

youdao

Of course, it's much easier said than done to empty your mind of everything and focus on what you have to or want to do at the moment.

当然，说着容易做着难。要想放下千思万绪而专注于目前必须做的或是想做的是很难的。

youdao

Now you set the store ID and supplier ID fields so that they do not accept an empty value. Of course, you can add a schema constraint into the XForms model to achieve this.

现在，设置store ID和supplier ID字段以使这两个字段不接受空值。

youdao

They will never know the maniacal joy of Survival Season, the glee of an empty golf course or the world's most perfect sport: pond hockey.

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