Porges-pollatschek test
[医] 波-坡二氏试验(检孕)
🧩 词语组成解析
梅毒血清试验
🗣️ 情景例句
Good morning, sir. May I help you?
早安，先生。能为您服务吗？
We had expected much lower prices.
我们希望报价再低一些。
He was smiling hopefully.
他满怀希望地微笑着。