You may see reflected in his look what it was to be a slave in ancient Rome or the cotton plantations of the Southern United States.这里的 reflected 是名词吗?如何理解 reflected?
Which questions do you not know the
answers to?Which ones do you need more
information on?上面的句子来自2019版人教版高中英语新教材必修一的 Unit 4(p57)。请问句末的介词起什么作用?为什么要加这个介词呢?可以不要吗?