1.粗略的,简略的;粗枝大叶的
2.速写的,略图似的
3.未完成的,不完全的;贫乏的,肤浅的
1.not detailed or complete
2.dangerous or of bad character
1.Yet scientists have been able to piece together only the sketchiest outlines of that history.
然而,科学家至今仍仅能粗略拼凑出火星的历史。
2.He was sketchiest in broad-brushing his goals in the new policy.
他用三言两语勾画了新政策的目标。