thereafter
/ˌðeərˈɑːftə(r)/ (bre, ipa) · /ˌðerˈæftər/ (ame, ipa) · /t͟her-ˈaf-tər/ (ame, mw)
thereafter — 副詞
1. at a later time than a moment or event that has just been referred to — used in
其後
在所述時間或事件之後
at a later time than a moment or event that has just been referred to — used in formal or official writing to link an earlier situation to what followed it.
Kian graduated in 2020 and worked as a lab assistant for two years thereafter.
Kian 於 2020 年畢業，其後擔任了兩年的實驗室助理。
[clause], and [clause] thereafter — linking two events in sequence
The company closed its factory in 2018, and sales fell sharply thereafter.
該公司於 2018 年關閉工廠，其後業績大幅下滑。
adverb of time following a specific event (factory closure)
Aarav moved to Tokyo for work, and his Japanese improved rapidly thereafter.
Aarav 搬到東京工作，其後他的日語進步很快。
The storm damaged the roof, and the building was declared unsafe shortly thereafter.
暴風雨損壞了屋頂，該建築不久之後便被宣告為不安全。
Dahlia was promoted to manager and, six months thereafter, transferred to the London office.
Dahlia 晉升為經理，六個月後調任倫敦辦公室。
- afterwards
neutral register; common in both speech and writing, while 'thereafter' is more formal
- subsequently
equally formal but emphasises logical consequence rather than just time order
- later
simpler and less specific; can refer to any time after the present or a past point
- then
the most common and neutral connector; suitable for all registers
- beforehand
means 'before that time' rather than after
- previously
refers to a time earlier than the point being discussed
文法句型
[clause], and [clause] thereafter
[clause]; thereafter [clause]
[time phrase] thereafter
用法筆記
Frequently occurs with time modifiers such as 'soon', 'shortly', 'immediately', or a specific time span ('two years', 'six months'). Unlike 'afterwards', which is neutral in register, 'thereafter' carries a formal or legal tone and is rare in everyday conversation.