scaffold|scaffolded|scaffolding

良好的家庭环境为孩子的情感发展搭建了重要框架。

A loving family provides the emotional ___scaffold for a child's development.

该框架是脚手架式的，支撑复杂推理。

The framework is ___scaffolded, supporting complex reasoning.

工人们正在脚手架上工作。

Workers are working on the ___scaffolding.