回guidance其他同源或派生的词有guide， guideline。
①动词，guide指导
She took her arm and guided her across the busy road.
她挽着她的手臂领她横穿过繁忙的公路。
②名词guide 导游
The guide conducted us around the ruins of the ancient city.
导游引导我们游览了古城遗迹。
③名词guidance引导，后接介词on…某方面的指导。
Pupils will need careful guidance on their choice of options.
小学生在作出选择时需要悉心指导。
柯林斯高阶英汉双解学习词典
