您要查找的是不是：
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- A balance designed to weigh very small loads, up to 0.1 gram. 微量天平用来称量极其小量重量的天平，精确到0.;1克
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- A dust particle weighs only a thousandth of a gram. 一粒尘埃的重量仅有千分之一克。
- layer gram 分层图
- Currently, nanotubes cost $100 per gram. 现在，每克纳管的价格是100美元。
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- A surface, layer, or mass of frozen water. 冰面冻结的水的面、层或块
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- This letter is ten gram overweight. 这封信超重10克。
- Your letter be fifty gram overweight . 您的信超重50克。
- It requires 2 calories to warm 1 gram of water 2 c. 一克水的温度升高2℃需要两卡
- A thin, flat layer or scale, as that of a fish. 外表组织薄而平的一层或鳞状物，如鱼鳞
- A gram stain should be done to identify organisms. 革兰氏染色可用来检测细菌。
- Do you bring over 300 gram of gold? 你带超过300公克的黄金吗?
- Centimeter, gram and second are units of measure. 厘米、克和秒都是度量单位。
