When scaffold work, the adjustable shelf and the bracket fixing use to attach the wall bolt and the wall anchor, two between not relative motions.

当脚手架工作时，活动架和固定架均用附墙螺栓与墙体锚固，两架之间无相对运动。

youdao

In Beyene's case, doctors had to work faster, building a fresh organ, starting with an artificial scaffold in the lab. Reported CNN.

但是在贝伊恩的病例中，医生们在培育新气管上必须要加快动作，所以他们在实验室中使用了人造支架来展开工作。

youdao