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- A convex surface, body, part, or line. 凸面、凸面体、凸面部分或凸线
- convex cutter 凸形铣刀,凸半圆铣刀
- The coastguard cutter cruise along the coast look for smuggler. 海岸警卫队缉私艇沿海巡逻搜寻走私犯。
- 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。
- They are bailing out the cutter. 他们正在把小艇里的水往外舀。
- 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 cutter was bearing down the channel at 12knots. 快艇以每小时12海里的速度从向风的一侧驶近海峡。
- A stone tool with a convex side. 龟甲形石斧一边凸起的石制工具
- We got to work and succeeded in making our cutter. 我们干了起来,终于把刀具制成了。
- The list include a furniture caster, a biscuit cutter, and a crystal vase. 清单包括一个家俱底部的万向轮,一个饼乾切割器和一个水晶花瓶。
- Gleason spiral bevel gear cutter. 格里森螺旋伞齿轮铣刀。
- 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
- The wood - cutter bunched his wood up. 樵夫将柴捆成捆。
- Concave on one side and convex on the other. 一面凹进一面凸起的
- The wood - cutter is busy bunching. 樵夫在忙于捆柴。
- Convex on one side and concave on the other. 凸凹的一面凸一面凹的
- The wood cutter began heaping up the sticks he cut. 樵夫开始把脚下的树枝堆起来。
- 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