n. 取出,抽出;血统,家世,出身;[化]提取(法),萃取(法),回收物,提出物,精炼;[数]开方,求根;
ex分开+tract拉+ion表名词 → 提炼;抽出
🗣️ 情景例句
I'm doing great.
我很好。
What kind of hero is that?
这样算什么英雄好汉?
Who could have imagined, in the mid 1970s, for example, that by the end of the 20th century, computers would be as common in people's homes as TV sets?