You might need an activity that does nothing at all, such as when you have a construction that requires an activity, but there is no work to be done.

您可能需要一个根本不执行任何工作的活动，例如，当您拥有一个需要某个活动的构造，但没有要执行的任何工作时。

youdao

Because making sweet dumplings is like a game or an activity, they are usually done happily by a group of friends or family members.

因为包饺子就像一种游戏或活动，通常是一群朋友或家庭成员愉快地进行。

youdao

You might need an activity that does nothing at all, such as when you have a construct that requires an activity, but there is no work to be done.

您可能需要一个根本不执行任何工作的活动，例如，当您拥有一个需要某个活动的构造，但没有要执行的任何工作时。

youdao

This is an activity that can be done at any time.

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Any selling or selling-related activity may be done but only with an eye towards convenience them.

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