the officers are holding a meeting on when to widen the road...when是什么时候的意思吗
问题描述：
the officers are holding a meeting on when to widen the road...when是什么时候的意思吗
答
是的,这里on 是关于的意思,后面是宾语,when to widen the road 是“何时扩展道路”的意思.如有不理解,可再问.