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- A new house of any size is now almost invariably symmetrical. 现在新建的房子不管大小几乎都是对称的。
- A convex surface, body, part, or line. 凸面、凸面体、凸面部分或凸线
- The ride on the roller coaster dizzied us. 乘坐云霄飞车使我们头晕。
- May I borrow your roller skates? 我可以借你的旱冰鞋吗?
- The plan of the ground floor is completely symmetrical. 一楼的平面图是完全对称的。
- Clattering along on roller skates. 踩着轮式溜冰鞋行进
- He introduced to us the symmetrical arrangement of the garden. 他为我们介绍了花园中对称的布局。
- A road roller is used in making and repairing roads. 压路机是用来修筑道路的。
- A new house of any size was now almost invariably symmetrical. 现在新建的房子不管大小几乎都是对称的。
- 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。
- A steel tube or wooden roller on which the warp is wound in a loom. 卷轴织机上的铁管或木轮,供经线缠绕之用
- Light can be collected with the convex. 凸透镜具有聚集光线的作用。
- It also looks symmetrical in profile. 在横剖面上它看起来也是对称的。
- They used a steam roller to iron out the road. 他们用蒸汽压路机压平了路面。
- A symmetrical arrangement of the parts of a thing. 对称对某物件各部分所作的对称性配置
- The convex surfaces faces toward the left. 凸面朝左方。
- The road roller evens out the ground. 压路机把地面压平。
- A convex lens is used to concentrate rays of light. 凸透镜用于聚集光线。
- The face is beautiful because it is symmetrical. 这张脸美丽的原因就在于它很匀称。
- A stone tool with a convex side. 龟甲形石斧一边凸起的石制工具