Many people thinks the electronical medium will replace the traditional ones.9 R) `* V$ N; _# q( f6 B
Engineer can create something nonexistent before., H8 a: g' x0 P; f! N- [$ t& U6 t
The production of this factory ten years ago is 1/10 less than now .* ~% ^. [9 l- d2 v) J+ ^/ {/ L/ z
The variety of creature in ocean is more abundant than in tropical rain forest.
1 |) S5 N- G1 D$ e4 Q9 KThe outcome in experiment is not match with calculated data.
2 Q, {0 X* l* k O: w0 H0 ~" D, p实际行动比计划更有证明力。5 Q- Q$ a( S( s, f
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