Sphygmotonograph
血压脉搏描记器
🗣️ 情景例句
Very few people last in this class for the full hour the very first time.
很少人能够第一次撑完一个小时的课。
I suggest that you tear up the letter and start over again.
我建议你撕破信再来一遍。
who put his questions to nature instead of to the ancients,
他向自然界而不是向古人提出问题，