Electrocardioelectrode
心电电极
🗣️ 情景例句
when I was about eighteen years old.
那时我差不多十八岁。
Better a bachelor's life than a slovenly wife.
过光棍生活，胜过有一个邋遢老婆。
Aunt Harriet could not find words to praise Bessie's industriousness and efficiency.
哈丽特不知该用什么言辞来赞扬贝西的勤奋与高效。