Ldopa
左旋多巴
🗣️ 情景例句
What kind of job do you have?
你做什么工作？
You are still thinking about a Ph.D., aren't you?
你还是想学成博士，是吗？
Why? English is the first language in none of these countries.
为什么？在这些国家中英语都不是第一语言。