联想Thinkpad T480独显 14英寸-20L5A00LCD 笔记本电脑【i5-8250u(1.6GHz-3.4GHz,6 MB)/8GB/256GB PCIe-NVMe/14" FHD LED/NVIDIA GeForce MX150 2GB/Intel 8265AC/3 Cell+3 Cell/4 in 1/FPR/Camera/BT/WIN10/1+1+C】