中英互译
keystone
英 /ˈkiːstəʊn/美 /ˈkiːstoʊn/
基本释义
- n.基础,主旨;基本原则;楔石;拱顶石
复数keystones
IELTS
双语例句
- That's what a keystone species does in an ecosystem.那就是拱顶石物种在生态系统中的作用。
- The government's determination to beat inflation has so far been the keystone of its economic policy.政府对通货膨胀的坚决抑制迄今为止一直是其经济政策的根本。来自《柯林斯英汉双解大词典》
- It might seem that certain traits would clearly define a species as a keystone species.似乎某些特征会清楚地将一个物种定义为关键物种。
网络短语
- keystone species关键种;关键物种;基石物种
- Keystone XL基石XL;拱心石XL;基石输油管计划;输油管线
- keystone distortion梯形失真;梯形畸变;梯形失真校正
- Keystone State拱心石之州;基石州;拱顶石州;基本原理
- keystone-type distortion梯形畸变
同义词
词义分布
楔石
41.7%
拱顶石
25%
基础
16.7%
主旨
16.7%
英英释义
- n.a central cohesive source of support and stability
- n.the central building block at the top of an arch or vault
词源
- keystone拱顶石,主旨,要点key,钥匙,关键,stone,石头。因拱顶石形如一把钥匙,同时也最为关键。引申词义主旨,要点。