obsolete
01
过时的, 陈旧的
outdated and gone out of style, often replaced by more current trends or advancements
例子
The flip phone has become obsolete in an era dominated by smartphones.
在智能手机主导的时代，翻盖手机已经过时了。
The design of the car felt obsolete compared to the sleek, modern models on the market.
与市场上那些 sleek、现代的车型相比，这辆车的设计感觉过时了。
02
过时的, 废弃的
no longer used or considered useful, often because it has been replaced by a newer alternative
例子
With the rise of smartphones, payphones have become largely obsolete.
随着智能手机的兴起，公用电话已经变得基本上过时了。
The factory upgraded its equipment, rendering the old machines obsolete.
工厂升级了设备，使旧机器过时了。
03
过时的, 不再使用的
(of a part of a plant or animal) no longer functional or used in the way it originally evolved
例子
The species has an obsolete tail, barely visible and no longer functional.
该物种有一条退化的尾巴，几乎看不见且不再具有功能。
In this plant, the obsolete petals are tiny and lack the vibrant colors seen in related species.
在这种植物中，退化的花瓣很小，缺乏在相关物种中看到的鲜艳颜色。
