Carbon dioxide is a necessary result of the oxidation of carbon compounds.碳化合物氧化后必然会产生二氧化碳。These compounds bind with genetic material in the liver.这些化合物在肝脏中与遗传物质实现结合。Sulphur-containing compounds are often prefixed by the...
Our survey revealed that these allergies were mainly one-offs.我们的调查显示这些过敏多为一次性反应。There were also several accidents mainly caused by engine failures on take-off.还有几次事故主要是起飞时引擎出现故障造成的。He raises crops mainly for the use of ...