An understood thing
心照不宣的事
🧩 词语组成解析
an
[æn]
art. 一（在元音字母前代替不定代词a）;一任一某一;一个;
understood
[[ˌʌndə'stud]]
understand的过去式和过去分词
thing
[θiŋ]
n. 事件，形势;东西，事物;家伙;事业;
🗣️ 情景例句
You've changed a lot since I last saw you.
自从我上次见到你以来，你改变了很多。
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。