Singular operator
[计] 奇民算子
🧩 词语组成解析
🗣️ 情景例句
Hi, girls.
嗨 ，女孩们好。
A good book is a light to the soul.
好书一本，照亮心灵。
In a heat wave we choose a midnight birthday party and that is the most exciting of all.
天气炎热时，我们便选择在半夜举办生日聚会，这种聚会是最令人激动的。