Three luxury carmakers, BMW, Porsche and Daimler, have all said that weak sales mean they will try to trim output by extending their usual Christmas shutdown.

• 三家高档汽车制造商：宝马、保时捷、戴姆勒都已表示销售的疲软意味着它们将试图通过延长通常的圣诞歇业期以削减它们的产量。