Presphygmic interval
[医] 脉前间期(心)
🧩 词语组成解析
[医] 脉波前的
🗣️ 情景例句
Are you sure you know where you're going?
你真认识你要去的地方吗？
If at first you don't succeed, try, try again.
初试不成功，努力勿懈怠。
That was a pleasant surprise.
这是意想不能的好事。