out-of-date
adj. 老式的,過時的,落伍的
1. old; no longer in use or valid or fashionable;
These figures are very out of date.
這些數字早已過時。
A passport that is out of date is invalid.
護照過期是無效的.
This kind of machine is out of date.
這種機器過時了.
These sets of machines were out of date.
這幾套機器過時了.
Think how rapidly medical knowledge has gone out of date in recent years.
想一想近些年醫學知識更新得有多快。