您要查找的是不是：
- humus substances 腐殖质
- Substances consist of small particles called molecules. 物质是由叫做分子的微粒组成的。
- The act of obtaining usable substances from unusable sources. 废物利用从无用的东西中获取有用物质的行为
- The mixture will resolve into three simple substances. 这种混合物可分解成三种单纯状之。
- Chemicals in the body break our food down into useful substances. 人体中的化学元素把食物分解成有用的物质。
- Of, relating to, or derived from humus. 腐殖的腐殖的，与腐殖有关的，从腐殖中提取的
- Of,relating to,or derived from humus. 腐殖的腐殖的，与腐殖有关的，从腐殖中提取的
- Radishes prefer sandy soil that's rich in humus . 我们使用的是樱桃萝卜, 一种春萝卜。
- To this class of substances belong glass and wood. 属于这类物质的有玻璃、木材等。
- Hi-rich humus, the soil of Micro. 喜富含腐殖质、微酸性的土壤。
- The pancreas can produce substances which help in the digestion of food. 胰脏能产生助消化的物质。
- An allergy is an adverse reaction of the body to certain substances. 过敏是身体对某些物质的不良反应。
- Alcohol is a solvent of resinous substances. 酒精是树脂性物质的溶媒。
- Some substances resist corrosion by air or water. 有些物质可以抗空气或水的腐蚀。
- All substances are made up of atoms. 一切物质都是由原子构成的。
- Both of the substances are not made up of carbon . 这两种物质并非都由碳组成。
- This mixture resolves into two substances. 这混合物会分解成两种物质。
- When the humus has been formed, plants can grow well in it. 一旦腐殖土形成，植物就可以在里面茂盛地生长了。
- Chalk and cheese are disparate substances. 粉笔和乳酪是完全不同的东西。
- Some substances resist the action of acid. 有些物质能抗酸。
