他说用占卜杖探测水源完全是胡说八道。He said that dowsing for water is complete nonsense.事故后我用了六个月的腋杖。After the accident I spent six months on crutches .想靠犁杖过好日子的人必须亲自扶犁或亲自驾驭牲口.He that by the plough would thrive himself must either hold or...
蚯蚓做了使土壤透气的重要工作。Earthworms do the important job of aerating the soil.蚯蚓钻土很深。Earthworms burrow deep into the soil.他们正在挖蚯蚓作鱼饵.They were digging up worms to use for bait....
Aluminum tris - ( 8 - hydroxyquinoline ) ( Alq _ 3 ) is one of fundamental materials for organic electroluminescence ( EL ) devices.三 ( 8- 羟基 喹啉 ) 铝 ( Alq3 ) 是有机电致发光器件的 基础材料.White organic electroluminescence is one appro...