A swearing-in is the short official ceremony where a person who has just won or been given a public job stands up, usually with one hand raised, and says out loud that they will do the job properly and follow the law. Presidents, judges, police officers, army officers, and new citizens all go through one.

A swearing-in is the short official ceremony swearing-in 是一個簡短的正式儀式 where a person who has just won or been given a public job stands up剛贏得或被賦予公職的人會站起來 usually with one hand raised通常會舉起一隻手 and says out loud that they will do the job properly and follow the law大聲說出他會好好做這份工作、遵守法律 Presidents, judges, police officers, army officers, and new citizens all go through one總統、法官、警察、軍官，還有新公民都會經歷這個儀式

The promise itself is called an oath, and the ceremony is called the swearing-in because the old word for making a serious promise in front of God or the law is 'to swear'. This is a different meaning of 'swear' from the rude one — nobody is saying bad words here.

The promise itself is called an oath這個誓言本身叫做 oath and the ceremony is called the swearing-in而這個儀式叫做 swearing-in because the old word for making a serious promise in front of God or the law is 'to swear'因為以前「在神或法律面前立下嚴肅承諾」的舊說法就是「to swear」 This is a different meaning of 'swear' from the rude one這跟粗話那個意思的「swear」不一樣 — nobody is saying bad words here這裡沒有人在講髒話

The moment matters because the job does not really start until the promise is made; before the swearing-in you are the 'president-elect', after it you are the president.

The moment matters這個時刻很重要 because the job does not really start until the promise is made因為在誓言說出來之前，這份工作其實還沒真正開始 before the swearing-in you are the 'president-elect'宣誓就職之前你是「候任總統」 after it you are the president之後你才是總統

You often hear 'the swearing-in ceremony', 'his swearing-in', or 'attend a swearing-in'. It is used as a noun, and it can also appear before another noun, as in 'swearing-in ceremony'. The related verb phrase is 'swear in' — 'They swore her in this morning', 'She was sworn in as mayor'.

You often hear 'the swearing-in ceremony', 'his swearing-in', or 'attend a swearing-in'你常會聽到「the swearing-in ceremony」「his swearing-in」，或「attend a swearing-in」 It is used as a noun它是當名詞用 and it can also appear before another noun也可以放在另一個名詞前面 as in 'swearing-in ceremony'像「swearing-in ceremony」這樣 The related verb phrase is 'swear in'相關的動詞片語是「swear in」 — 'They swore her in this morning'像「They swore her in this morning」（他們今天早上讓她宣誓就職） 'She was sworn in as mayor'或「She was sworn in as mayor」（她宣誓就任市長）

The word is neutral and slightly formal; you meet it mostly in news reports rather than in daily chat.

The word is neutral and slightly formal這個字語氣中性、稍微正式 you meet it mostly in news reports rather than in daily chat你大多會在新聞報導裡遇到它，而不是日常聊天