（制度或情況）持續存在
這個用法和「拿到手」之間的連結並不明顯，與其硬編一個比喻，不如當成獨立的一條記：它的主詞不是人，而是規則或情況本身。
be in effect (formal) · verb · B2
If a situation, system, or rule obtains, it exists or continues to be the case.
存在
核心畫面
Picture getting something that did not simply fall into your hands — a permit, a degree, a signature, the evidence. There were steps: you applied, you asked the right office, you worked for it. Obtain is the formal word that keeps those steps visible, which is why it lives in documents and reports rather than in conversation.
可以想成：把一樣不是自己掉下來的東西拿到手——一張許可證、一個學位、一個簽名、一份資料。中間是有步驟的：你申請了、你…更多收起
可以想成：把一樣不是自己掉下來的東西拿到手——一張許可證、一個學位、一個簽名、一份資料。中間是有步驟的：你申請了、你去對的地方問了、你花力氣做到了。obtain 這個正式的字把那些步驟留在畫面裡，所以它常出現在公文、報告和說明書上，日常聊天則說 get 就好。From the picture
Also in this word
get; acquire · verb · B2
To get something, especially by working for it or going through an official process.
取得
原始詞典資料5 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
obtainverb/əbˈteɪn/
- 1
To get hold of; to gain possession of, to procure; to acquire, in any way.
- obtain permission
- obtain information
- 2
obsoleteTo secure (that) a specific objective or state of affairs be reached.
- he was condemned to die for the felony, and being so well known for an old offender, had certainly died, but the merchant, upon his earnest application, had obtained that he should be transported, on condition that he restored all the rest of his bills, which he had done accordingly.
- 3
obsoleteTo prevail, be victorious; to succeed.
- “O daughter deare!” (said she) “despeire no whit; / For never sore but might a salve obtain [...].”
- This, though it failed at present, yet afterward obtained, and was a mighty step to the ruin of the commonwealth.
- 4
obsoleteTo hold; to keep, possess or occupy.
- His mother then is mortal, but his Sire / He who obtains the monarchy of Heav'n, / And what will he not do to advance his Son?
- 5
human-sciencesphilosophysciencesTo exist or be the case; to hold true, be in force.
- Even though the Pervaise confession had never come to light, no reasonable doubt could obtain; for the act in question […] was on a par with countless other acts committed by the oligarchs, and, before them, by the capitalists.
- In connection with the various courses of practical instruction, the companies maintain signalling schools fitted with standard railway equipment in which the staff can be given instructions under conditions exactly similar to those which obtain in signal boxes.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。