例句與造句

1. A " generalized cone " is the surface created by the set of lines passing through a vertex and every point on a boundary ( also see visual hull ).
2. The topic fails notability guidelines per WP : GNG . I just hate deleting verifiable material and there is some in this subject, but I can't see any good targets on WP . When a shape reconstruction article is written, this topic could be a part of it, along with alpha shape and visual hull.
3. It's difficult to find visual hull in a sentence. 用visual hull造句挺難的