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- Planar pentacoordinate carbon 平面五配位碳
- A planar region bounded by a circle. 圆形区，圆形空间被圆所包围的一个平面区域
- I make a carbon copy of my documents. 我用复写纸复写文件。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- A planar surface of a geometric solid. 表面几何图形的多面体的表面
- You receive the top copy of the receipt, and we keep the carbon. 你把这收据上面的原件收下，我们保留下面的复写件。
- Trapezoidal no volume! It is a planar graph! ! ! 梯形没有体积！它是一个平面图形！！！
- The stick of carbon is often used in an electric arc lamp. 碳精棒常用于电弧灯。
- Having a ring composed exclusively of carbon atoms, as benzene. 碳环的有一个仅由碳原子组成的环的，如苯
- A radioactive isotope of carbon, especially carbon 14. 放射性碳碳的一种放射性同位素，尤指碳14。
- The planar five-bar robot is a typical parallel robot with two-DOF. 平面五杆机器人是典型的两自由度平面并联机构。
- Carbon dioxide consists of carbon and oxygen. 二氧化碳是由碳和氧组成的。
- Planar antenna has small size, light weight and low profile. 尤其平面天线以其体积小、量轻、剖面，能与载体共形、集成、于匹配等优点获得了更多青睐。
- Plants absorb carbon from the air. 作物从空气中吸收炭。
- A mineral, especially a transparent form of quartz, having a crystalline structure, often characterized by external planar faces. 水晶一种具有晶体结构的矿石，尤指石英的一种透明形态，通常其晶面在同一平面上
- Introduced planar welding line detect sensor based on GMR. 简述了基于GMR的二维焊缝检测传感器。
