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[医][=unique patient number]罕见的病例数
🗣️ 情景例句
I doubt it, sir. We'll try, but I can't promise anybody before 3:30.
我没把握，先生。我们会尽早的，但我不敢许诺3：30以前行。
I ate ham for breakfast yesterday.
我昨天早饭吃的是火腿。
It was the first joy I had known for years.
我豁然开朗了。这是我多年来第一次感到高兴的事了。