Since 1947, Oslo has sent a 65-to-80-foot-high (20-to-24-metre), 50 to 100-year-old spruce, as an expression of gratitude toward Britain for its support of Norway during World War II.
自1947年以来，奥斯陆已经送出了一棵65至80英尺（20至24米）高的几十岁的云杉，作为对英国在第二次世界大战期间给予挪威支援的感谢。