Conservation of momentum
[化] 动量守恒
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
but Richard Stewart is here
但Richard Stewart正在这儿，
On the morning of the next day he went to New York.
第二天早晨，他去了纽约。
The farmers are all busy, getting ready for the next year.
农民们则全都忙着为下一年作准备。