Hierarchy language
[计] 分级结构语言, 层次结构语言
🧩 词语组成解析
🗣️ 情景例句
Permanently?
一直住下去？
Never trust another what you should do yourself.
自己应该做的事，决不要委托别人做。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具备了良好的通风条件。