汉字：凸 英文：convex 读音：tū 注音：ㄊㄨ 部首：丨，凵 部外笔画：4（丨），3（凵） 总笔画：5 笔顺：竖 横 竖 横折折折 横。 附运笔动画于右，看起来更形象直观。
双语例句原声例句
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下螺母凸顶的滑动零件上有一条小弧线充当楔块。
A small curve in the sliding part of the convex top of the lower nut acts as the wedge.
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它的局部是凸的，因为它没有环路，且曲率永远不会改变符号。
It is locally convex in the sense that it has no loops and the curvature never changes sign.
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水从叶子内部的细胞涌向外面的细胞，导致叶子迅速地从凸向凹翻转，就像一片柔软的隐形眼镜。
Water surges from the cells on the inside of the leaf to those on the outside, causing the leaf to rapidly flip in shape from convex to concave, like a soft contact lens.
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Recognizing fine patterns, and you have in fact a very specialization of your brain in the centre called the fovea.
识别精细图案，实际上你的大脑中心,有一个叫做中央凸的部具有特殊的作用。
应用推荐
$firstVoiceSent
- 来自原声例句