Topfer's test
[医] 特普弗氏试验(胃酸定量法)
🧩 词语组成解析
🗣️ 情景例句
What are your goals?
你有什么目标？
I can't do it by myself.
我一个人哪做得完啊！
We're going to leave at about seven thirty next Monday morning.
我们打算下星期一早上7：30 左右出发。