Read Edit View history 切空间 qiēkōngjiān tangent space Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 切空间/切空間 · qiēkōngjiān · tangent space 2026/03/04 切空间 / 切空間 qiēkōngjiān tangent space tangent space (math.) 每个光滑流形在每一点处都有一个切空间。 created sense Mar 4, 2026, 02:25 AM