Vector cardiogram
[医] 心电向量[描记]图
🧩 词语组成解析
n. 心电图\\n[医] 心动图, 心动描记曲线
🗣️ 情景例句
He was our go-between.
他是我们的媒人。
Nothing to be got without pains but poverty.
只有贫困可以不劳而获得。
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。