s no longer in use
a. 荒废的, 成废物的, 陈旧的, 老式的
n. 废词, 废物
1. The typewriter is now considered an obsolete technology.
打字机现在被认为是一种过时的技术。
2. Many old customs have become obsolete in modern society.
许多旧习俗在现代社会中已经过时。
3. This software is obsolete and needs to be updated.
这个软件已经过时,需要更新。