请输入您要查询的英文单词：
单词
ˈlegacy ˌsystem
释义
ˈlegacy ˌsystem
NOUN
U
COMPUTING
a computer system that is still used although it is no longer the most modern or advanced , because it would be very expensive or difficult to replace it 遗留系统（虽不是最现代或最先进但仍在使用的电脑系统，因为更换起来费用昂贵或困难重重）