Define a preparation activity that sets up the required variables.

定义设置所需变量的准备活动。

youdao

Tight dragnet type: Each group please watch for, the target have been already appear, preparation activity!

天罗地网式：各小组请注意，目标已出现，准备行动！

youdao

An easy and economical way to enjoy a family meal without the hectic activity of end-of-the-day dinner preparation.

在没有一天结束之后再准备晚餐的忙乱的同时，这是个享受自家饭的又简单又经济的方法。

youdao

Issues and arguments are being lined up, but much of the activity is really preparation for a rematch when the bill goes back to the floor of the Commons for report stage.

BBC: An elaborate ritual

The report on Adair's "preparation, instigation and organisation of terrorist activity" since his release claimed he had forged links with loyalist splinter group, the Loyalist Volunteer Force, and was involved in heightening tensions in interface areas.

BBC: Loyalist's fate known within days