Rhythmophone
[医] 心搏扩音器, 心律扩音器
🗣️ 情景例句
Robbie just went to the store.
Robbie刚去商店。
It is desirable to apply to good schools.
申请好学校是令人向往的。
Sir James Clark Ross had obtained a sounding of over 2,400 fathoms in 1839,
在1839年，詹姆斯·克拉克·罗斯爵士曾测得海水深度超过2，400英尺；