C . ?) h- t) G+ `- m& l. T( }# {9 P( uto always kow about the most recent changes or developments in a particular situation or activity.( x- N$ i0 K6 h) _) u; b& k
e.g. ( n2 r9 t( Q3 l" I% K3 kpeople with their finger on the pulse of fashion and pop culture.
发表于 2012-3-21 15:10:55
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