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
No. He left a note on the door
是的。他留了一张条子在门上
He gave her his word that he would never be late again.
他向她保证，绝不再迟到。
Sorry. I wasn't thinking.
抱歉，我没有想到这点。