Expending equilibrium
[经] 消耗平衡
🧩 词语组成解析
v. 花费( expend的现在分词 ); 使用（钱等）做某事; 用光; 耗尽
🗣️ 情景例句
Where's your father?
你爸爸在哪？
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
He is my age.
他和我同岁。