facings/ˈfeɪ.sɪŋ/名词（尤指衣领和袖口的）衬里，贴边，镶边a blue jacket with white facing有白色镶边的蓝色短上衣后缀朝向…；面向…Most avalanche accidents occur on north- and east-facing slopes.大多数雪崩事件发生在面北和面东的斜坡上。想跟读，去练习
