Frantzel's sign
[医] 弗伦策耳氏征(二尖瓣狭窄时的杂音改变)
🧩 词语组成解析
🗣️ 情景例句
In the hotly contested race
在这场激烈竞赛中
A bargain is a bargain.
达成的协议不可撕毁。
Finally, turn off the lights and lock the door.
最后，关上灯，锁好门。