Dalembert equation
[化] 达朗贝尔方程
🧩 词语组成解析
🗣️ 情景例句
Sorry, I don't quite understand why...
对不起，我不太理解为什么…
Avarice increases with wealth.
越富越贪。
Sam was sure that the wallet must have been found by one of the villagers, but it was not returned to him.
萨姆确信那钱包一定是被某个村民捡到了，可是却不见有人来送还给他。