concave的第三人称单数怎么拼写？

n.凹面，成凹形adj.凹的vt.使成凹形...

concave的音标：concave的英式发音音标为：[kɒn'keɪv]concave的美式发音音标为：[kɑn'keɪv]...

concave的一般过去时为：concaved...

The palm of one's hand is slightly concave.人的手掌是微凹的.The cloven hooves are sharp edged , elastic and concave.蹄锋利,呈凹形, 富有弹性.In adults its contour may be straight, slightly concave or slightly convex.成人肺其形状可以是直的, 轻微凹下或...

concave的现在完成时为：concaved...

concave的反义词有：convex, convex。adj.concave的反义词（内凹的）：convex。concave的反义词（其他释义）：convex。...

The cloven hooves are sharp edged , elastic and concave.蹄锋利,呈凹形, 富有弹性.In adults its contour may be straight, slightly concave or slightly convex.成人肺其形状可以是直的, 轻微凹下或轻度突出.concave lens凹透镜The palm of one's hand is slight...

concave的复数形式为：concaves...

concave的现在进行时为：concaving...