Tonic contraction
[医] 紧张性收缩, 强直性收缩
🧩 词语组成解析
tonic
['tɑnɪk]
n. 滋补品;奎宁水;<音>主音;<语>浊音;
adj. 滋补的;<语>声调的;<医>强直的;<音>主音的;
contraction
[kən'trækʃən]
n. 收缩，缩减;[语]缩略，略体，缩写;（开支等）缩减;（分娩时）子宫收缩;
🗣️ 情景例句
The good news is that the Levinsons have come by
好消息是Levinson夫妇已来这儿
The weather is warm and sunny here.Do you get much rain?
这里的天气是温暖并且阳光充足的.你那有许多雨吗？
It's a bit small, isn't it?
缸不小吗？