concave
「concave」的意思
adj. 凹的，凹面的; n. 凹面; v. 使变凹形
adj.凹的,凹入的n.凹,凹面
「concave」的用法
concave凹的，向内凹的 - 形容物体表面或形状向内凹陷。
「concave」的例句
The bowl is concave.
碗是凹的。
The mirror has a concave surface.
镜子有一个凹面。
The ship's hull is concave to provide better water resistance.
船的船体是凹的，以提供更好的水阻力。
The lens of a magnifying glass is concave.
放大镜的透镜是凹的。
The cave entrance is concave, making it difficult to enter.
洞穴入口是凹的，使得进入困难。
The spoon has a concave bowl for holding food.
勺子有一个凹的碗来盛食物。
The guitar has a concave body to amplify sound.
吉他有一个凹的身体来放大声音。
The satellite dish has a large, concave shape to capture signals.
卫星天线有一个大的凹形状来捕捉信号。
The fishbowl has a slightly concave bottom for easy cleaning.
鱼缸底部稍微有点凹，便于清洁。
The camera lens has a convex and a concave element.
相机镜头有一个凸和一个凹的元素。