Q: What was the geometry student looking for at the beach?) R: G0 w4 h( |7 m0 @- T) X3 p
9 I8 U! _* I E" `5 NA: A tangent. ) Z3 U* A8 [6 f$ |3 V7 e v- j$ ?% l
tangent 7 D4 V2 U( R. x$ r
noun' R! J! W# u) b
(geometry) a straight line that touches the outside of a curve but does not cross it
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发表于 2009-4-8 12:18
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