Photoplethysmography
[医]光学体积描记术
🗣️ 情景例句
I have a ticket, I know.
我知道我有车票。
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
The great racing driver, Sir Malcolm Campbell, was the first man to drive at over 300 miles per hour.
杰出的赛车选手马尔科姆。坎贝尔爵士是第一个以每小时超过300英里的速度驾车的人。