Population dynamics
[计] 人口动力学
🧩 词语组成解析
dynamics
[dai'næmiks]
n. 动力学、力学;（音乐中的）力度变化;力度强弱法;动态;动力( dynamic的名词复数 );力学;力度;活力;
🗣️ 情景例句
Oh! Oh, quickly! Go, go, go!
噢， 噢， 赶快 ！走 ，走，走！
He that lives well is learned enough.
生活好者，博学多才。
My parents were visiting relatives, and my grandparents had decided to spend the day at home.
我父母走亲戚去了，祖父母打算那天在家呆着。