Gerhardt's reaction
[医] 格哈特氏反应(检尿中丙酮及乙酰乙酸)
🧩 词语组成解析
🗣️ 情景例句
What is the charge for that?
那要多少费用？
Did you have a good day today?
你今天过得好吗？
As the play draws to its close, they wonder whether they will ever catch that last train home.
当戏快演完时，他们又为是否能赶上末班火车回家而犯愁。