skeleton

n. (建筑物、计划的)骨架,纲要,骨骼

I've written the skeleton of my report, but I have to fill in the details.

我已写出报告的梗概，但我必须补充细节。

People cheered when the57, 000-ton steel skeleton was topped out in33 weeks-12 days ahead of schedule.

当这座建筑物的５７，０００吨重的钢骨在３３周内——比原计划提前１２天——完成时，人们欢欣鼓舞。