2017.08.04

生小孩的熱門時段

週間白天有最多新生兒報到!

影像來源/GRAPHIC BY NADIEH BREMER AND ZAN ARMSTRONG

影像來源/GRAPHIC BY NADIEH BREMER AND ZAN ARMSTRONG

© SCIENTIFIC AMERICAN, A DIVISION OF NATURE AMERICA, INC.ALL RIGHTS RESERVED.