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
I've always wanted a springer spaniel.
我一直想要一只激飞狗。
The above inquiry weas forwarded to you on Oct. 10, but we haven't received your reply until now. Your early offer will be highly appreciated.
上述询价已于10月10日发往你方，可是我们到现在还没收到你方答复，请早日发盘不甚感谢。
Ships may be delayed by storms; flights may be cancelled because of bad weather, but trains must be on time.
轮船船期可能因风暴而推延，飞机航班可能因恶劣天气而取消，唯有火车必然是准点的。