Hierarchical data structure
分级数据结构
🧩 词语组成解析
hierarchical
[ˌhaiə'rɑ:kikl;'haiə'rɑ:kikəl]
adj. 按等级划分的，等级（制度）的;分层的;
data
['detə]
n. 资料，材料;datum的复数;[计算机]数据，资料;从科学实验中提取的价值;
🗣️ 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。
Did you criticize him for his mistakes?
你因为犯错误的事批评他了吗？
Really? You came at a bad time of year, I'm afraid!
真的？恐怕你来的不是时候。