過時

Question 1

outmoded

Answer 1

outmoded [ˈaʊtˈmodɪd]
(a) 過時的
(MW1) no longer useful or acceptable: not modernor current
(MW2) no longer acceptable,current, or usable <outmoded customs >
[例] outmoded computers that canbe recycled

Question 2

outdated

Answer 2

outdated [ˌaʊtˈdetɪd]
(a) 過時的
(MW1) no longer useful or acceptable: not modernor current
(MW2) no longer current: OUTMODED
[例] outdated (= out-of-date) computers/technology

Question 3

obsolescence

Answer 3

obsolescence [ˌɑbsəˈlɛsəns]
(n) (逐漸) 過時
(MW1) the conditionof no longer being used oruseful: the condition of being obsolete
(MW2) the process of becomingobsolete or thecondition of being nearly obsolete <the gradual obsolescence ofmachinery > <reduced to obsolescence >
[衍] obsolet [ˈɑbsəˌlit] (a) “過時的”。
[衍] obsolesce [ˌɑbsəˈlɛs] (v) “使逐漸過時”。
[衍] obsolescent [ˌɑbsəˈlɛsənt] (a) “逐漸過時的”。
[例] Once a useful tool, sliderules have fallen into obsolescence.