concave
pronunciation
UK [kɒnˈkeɪv]
US [kɑːnˈkeɪv]
Word Origin
concave 凹状
con-, 强调。-cave, 洞穴。洞穴状的，凹进去的。
Antonym
Example
- 1. Because there is no abrasion between the concave and convex , the nut is reusable .
- 因为凹面与凸面没有磨损，螺母可以重复使用。
- 2. A concave mirror creates an image from this light using a design pioneered in the 17th century , by sir isaac newton .
- 早在17世纪，艾萨克.牛顿就开创性的利用这个光，让凹透镜产生了一个图像。
- 3. The roof 's concave shape deflects the wind and redirects it around the stadium .
- 屋顶内凹的形状可以使经过的风转向，让其环绕球场而过。
- 4. We can imagine the water spinning regardless of whether the bucket is spinning , by picturing the height of the water and whether it forms a concave surface .
- 通过想象水的高度和其是否在表面形成凹面，我们可以推测无论木桶是否自转，水都为自转。
- 5. Most astronomical telescopes employ reflection to focus starlight . A concave mirror creates an image from this light using a design pioneered in the 17th century , by sir isaac newton .
- 大多天文望远镜都采用反射来聚焦星光，利用凹面镜形成图像，这一设计是17世纪由艾萨克牛顿率先提出。
more: >如何使用 "concave" 造句