Flint's sign
[医] 弗林特氏征(主动脉回流时,心尖收缩前期杂音加大)
🧩 词语组成解析
🗣️ 情景例句
He was my roommate in college.
他是我大学时的室友。
The phone is busy.
电话占线。
It could only get over the mountains if it rose to 10,000 feet.
只有在飞至10，000英尺的高度时，它才能飞过这些山头。