These sets of machines were out of date.
这几套机器过时了。
词
词

的;

的;
完全的, 未完成的;
可靠的;
称职的;

的;
能用的;These sets of machines were out of date.
这几套机器过时了。
A passport that is out of date is invalid.
护照过期是无效的。
This atlas is out of date.
这本地图册过时了。
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