She said: " Popping into a shop with a small child… can sometimes feel like navigating an assault course."
她说，出现在一家商店小孩… 有时感觉在导航一次攻击过程。
英语百科
Assault course
An assault course (also called trim trail) is a special sort of trail that combines running and exercising. It was more popular in the 1970s than it is now. It is heavily used in military training. The prime use is to evaluate progress and weaknesses within the team involved.