ECB President Lagarde told staff she plans to step down on Feb. 7.

美联储主席沃什：在世界局势动荡不安的背景下，通胀预期已朝着正确的方向发展。

Researchers at the University of Science and Technology of China reported they used stepwise surface synthesis to produce a metallic carbon nanoribbon composed exclusively of five- and seven-membered rings. The team said the sub-nanometer-wide, one-dimensional structure—carbon atoms joined by covalent bonds—exhibits efficient electronic transport; results were published online in Nature on the 29th.