have a good command of meaning in Chinese
精通
Examples
- They have a good command of the basic vocabulary
他们对基本词汇掌握得很牢。 - You have a good command of english
你的英语掌握的真好。 - Now tell me if you have a good command of both written and spoken english
请告诉我你的英语口语和书面语是否都很好。 - Besides , i have a good command of english , japanese , and a little spanish
此外，我精通英文、日文以及一些西班牙文。 - It requires adults to have a good command of a set of healthy education methods
这就需要我们成年人掌握一套安全健康教育的操作方式。