Those two sawhorse are real useful.

这两个锯木架还非常的有用呢！

Or a small cafe with long-legged sawhorse and with even the air at leisure?

还是一家摆着高脚木凳、连空气都闲散的小小咖啡馆？

The children pretend not to know how to get on the sawhorse so the devil's wife demonstrates.

孩子假装不懂怎么上架，魔鬼的妻子来做示范。

So the next day, he dictated a message that his mother wrote on a large poster-board. He signed it, stapled it to a sawhorse and put it in the front yard.

所以第二天，他刻意留下说了一个讯息，由妈妈帮他写在一个很大的板子上，他在上面签了名，把这板子钉在锯木架上，然后把他立在前院。