| 1. | Sweat is an excretion .
汗是一种排泄物。 |
| 2. | The collected excreta are homogenized, dried and finely ground .
我们把收集的排泄物进行均质化，干燥并粉碎。 |
| 3. | Environmental engineers are concerned with the disposal of human wastes .
环境工程师们关心人类排泄物的处置。 |
| 4. | The excreta of humans and land animals contain soluble refractory organic matter .
人和陆生动物排泄物含有可溶的难处理有机物质。 |
| 5. | The excreta of aquatic animals-fish, frogs, turtles, snakes, etc-contain similar refractory materials .
水生动植物如鱼、蛙、龟、蛇等的排泄物中也会含有类似的难处理的物质。 |
| 6. | Saprophytes secure their food from nonliving but organic matter, such as deed bodies of plants and animals food products, excrements, etc .
腐生生物从无生命的有机物质，如动植物尸体、食物制品、排泄物等，获得食物。 |
| 7. | Do not touch live birds , poultry and their excreta
避免触摸禽鸟及它们的排泄物。 |
| 8. | Do not touch live birds , poultry and their excreta
避免触摸禽鸟及它们的排泄物。 |
| 9. | Please pick up dog feces from camps and trails
请从帐蓬和小道上拾起狗的排泄物。 |
| 10. | What ' s that smell ? - orcses ' filth
这是什么气味? -是兽人们的排泄物 |
