Dalembert equation
[化] 达朗贝尔方程
🧩 词语组成解析
🗣️ 情景例句
That's wonderful!
真出色！
The wish is father to the thought.
有愿望就有信念。
He passed his exams, and even better, when he left university he had earned enough money to start his own business, offering guide services to tourists.
他考试过关了，更惬意的是，他大学毕业时，所赚的钱足够他开始经营自己的行业--为游客提供导游服务。