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- He took a bead on the hare and then fired. 他瞄准了野兔，然后开枪。
- A convex surface, body, part, or line. 凸面、凸面体、凸面部分或凸线
- convex bead 玻璃腻子凸线条
- The girl is wearing a bead necklace. 女孩戴了一条珠子项链。
- Just as a double convex lens enlarges, so a double concave lens reduces. 正象双凸透镜可以放大那样，双凹透镜也可以缩小。
- Glass bead gels need not be hydrated prior to use. 玻璃珠凝胶在使用之前不需要水化。
- A tubular glass or plastic bead used to trim clothing. 用来装饰衣服的管状玻璃或塑料珠子
- Light can be collected with the convex. 凸透镜具有聚集光线的作用。
- The convex surfaces faces toward the left. 凸面朝左方。
- A convex lens is used to concentrate rays of light. 凸透镜用于聚集光线。
- The hunter drew a bead on the large bird. 猎人瞄准了一只大鸟。
- A stone tool with a convex side. 龟甲形石斧一边凸起的石制工具
- A narrow, half - rounded molding;a bead. 珠缘，串饰狭窄的半圆形嵌线；珠状花边
- A bead curtain separated the two rooms. 一挂珠帘子把两个房间分开。
- A deep - red garnet, unfaceted and convex. 红榴石一种深红色的石榴石，无刻面呈凸圆状
- Concave on one side and convex on the other. 一面凹进一面凸起的
- He had not,so far as we knew,lost his bead. 据我们了解，他还没有丧失理智。
- Convex on one side and concave on the other. 凸凹的一面凸一面凹的
- Hand crafted and painted ceramic bead. 青蛙形陶瓷珠子。
- Convex on both sides;biconvex.Used of a lens. 凸凸的两面部凸的；双凸面的。用来指透镜
