Hisam
[计] 分层索引顺序存取法
🗣️ 情景例句
The little boy held his mother's hand firmly when crossing the street.
那小男孩过马路时紧抓着母亲的手。
Lying rides upon debt's back.
负债的人谎话多。
Who's not here?
谁还没有到？