🧩 词语组成解析
ad
[æd]
n. 广告;网球中的优势分advantage. ad in;
[计] 节点内
🗣️ 情景例句
When you come out of the hospital.
在你病好出院后。
The word once spoken can never be realled.
一言既出，驷马难追。
It is fairly clear that sleeping period must have some function,
很清楚，睡眠必然具有某种作用。