Biunique
a. [数]一( 对) 一的, [语]单向双系列对应的
🗣️ 情景例句
It was a dollar and sixty cents.
花了一元六角。
A wicked man is his own hell.
坏人作恶，自造地狱。
I'd like to take these catalogs with me.
这些目录我想带走。