cur·vi·lin·ear /ˌkɝvəˈlɪniɚ/
(a.)曲線的,由曲線而成的
curvilinear
曲線
Cur·vi·lin·e·al Cur·vi·lin·e·ar a. Consisting of, or bounded by, curved lines; as, a curvilinear figure.
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curvilinear
adj : characterized by or following a curved line; "curvilinear
tracery"; "curvilinear motion" [syn: curvilineal]