n.画板,略图,草图
The material he supplied is too sketchy.
他提供的材料过于简略.
We managed to piece together the truth from several sketchy accounts.
我们从几方面粗略的说法中设法弄清了真相.
He gave us a very sketchy account of his visit.
他跟我们非常粗略地讲了他参观的情况。