Estrum
n. 动情期, 动情周期\\n[医] 动情期
🗣️ 情景例句
A journey of a thousand miles begins with a single step.
千里之行，始于足下。
Don't count your chicken before they are hatched.
不要过早乐观。
A great many goods were sent to the exhibition from various parts of the world.
大量的商品从世界各地运送到了博览会，