基本解释除蟲菊酯類同根派生 Pyreghrins相关词英汉例句Keywords Pyreghrins;Pesticides;Hydrocarbons;Chlorinated;Mass Fragmentography;Chemistry;Analytical;Milk; 除蟲菊酯類;辳葯;烴類;氯化;碎片質譜法;化學;分析;乳;Pyreghrins更多例句