笔记本键盘 t470p t470s t460p t460s s2 new thinkpad ibm 联想

全新原装ibm 联想thinkpad e530 e545 e535 e530c 笔记本键盘

背光 联想ibm t430s t430i x230i w530 t530 l430 l530笔记本键盘