Pedigrees
n. 血统（pedigree的复数形式）
🗣️ 情景例句
Did she say why she had to leave today?
她说了她为什么今天非走不可吗？
Scum of society.
社会败类。
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。