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联想ThinkPad 适用 P15 T15g 1st Gen 1 背光键盘 5N20Z74785
Thinkpad L15 Gen1 G2背光英文US键盘 5N20Z74785 5N20W68217
ThinkPad P15 P15V P17 P17V Gen 1背光键盘5N20Z74785
E15R15内置键盘5N20Z74785