thermos/ˈθɝː.məs/名词保温瓶;热水瓶;冰瓶I always bring my trusty Thermos with me on camping trips so I can enjoy a hot cup of coffee in the morning.我在露营旅行时总是带着我可靠的保温杯,这样早上就能享受一杯热咖啡。想跟读,去练习