【每日阅读训练第四期——速度越障19系列】【19-14】科技

橙子2014

3.02
dogs,dedrived from wolves, lost some abilities.

2.50
experiment show that dogs lost ablity to learn from peers compared wolves, and another experiment will be taken to show if dogs learn better from human than wolves do.

2.35
drugs will cost less and more efficient in ten years
（REVISE）drugs are becoming more and more useful (treat more kinds of cancers and be more efficient)via combining raditional treatment or other drugs. but drugs will cost more at the same time.

  

橙子2014

a baby was saved by 3D print synthetic tube
how the old way to treat the malady and some serious babies cant breath after treatments
how the 3-dprint work.
how scientists treat the baby in problem via 3-D print.
the advantage of 3-Dprint compare the old ways. and 3-Dprint will be have a wide use.