Q: What was the geometry student looking for at the beach?+ u# W: n* ?& R N) ]; L
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A: A tangent. 8 O# x4 q( g1 Q/ [$ R
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noun7 G. F2 r ?9 _# Q- v, e: S( B& m' J1 w
(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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