con
cave
形容词比较级
more concave
形容词最高级
most concave
1
凹的, 向内弯曲的
having a surface that is curved inward
- The concave mirror focused the light into a single point, making it perfect for starting a fire.
凹面镜将光线聚焦到一个点，使其成为生火的完美工具。
- The concave shape of the bowl made it ideal for holding soup or cereal.
碗的凹面形状使其非常适合盛放汤或麦片。
- She marveled at the concave ceiling of the ancient cathedral, which created an impressive echo.
她对古老大教堂的凹面天花板感到惊奇，它产生了令人印象深刻的回声。
- The skateboard ramp had a concave design that allowed for better control during tricks.
滑板坡道采用了凹面设计，使得在做技巧时能有更好的控制。
- The concave lens corrected his vision, allowing him to see distant objects more clearly.
凹透镜矫正了他的视力，使他能更清楚地看到远处的物体。
反义词：