Cathodal opening contraction
[医] 阴极断电收缩
🧩 词语组成解析
n. 开幕,开始;空缺的职位;[商]开盘,交易开始时间;(职位的)空缺;
adj. 首次的,开始的;
v. (打)开( open的现在分词);开始;睁开;启动;
open 开;开始+ ing 名词后缀 → 开始的\r\n
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
We can write letters. It's cheaper than calling.
我们可以写信就好,那比打电话便宜。
I ate vegetable soup for lunch yesterday.
我昨天晚饭吃的是蔬菜汤。
Were you at butcher's, too?
您也在肉店里吗?
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