P - methoxybenzeneacetonitrile was prepared in 34.8 % yield starting from anisole, via chloromethylation, cyanogenation and fractional distillation. 以苯甲醚为原料,经过氯甲基化, 氰化反应后, 通过精馏获得对甲氧基苯乙腈,总收率为34.8%.
the instigators of the riots煽动骚乱的人The object is to smoke out the instigators of the riots.目的就是要查出暴乱的煽动者.These instigators are well - known persons, and we have to do something about them.这些煽动者都是成名的人, 我们要对付这些人....
Instruments developed at the hospital allow doctors to thread microscopic telescopes into the digestive tract.医院开发研制的仪器使医生们得以将显微内镜伸入消化道。Microscopic examination of a cell's chromo-somes can reveal the sex of the fetu...
脑体周围有3层分离的覆盖物.There are three separate coverings around the brain itself.春天我们移去游泳池的覆盖物.In spring we uncover the swimming pool.疏松的覆盖物在土壤表面起了隔热的作用.A loose mulch acts on the surface as an insulator....
她感到阴部发痒.She feels some vaginal itching.顶浆分泌腺主要可在腋窝和会阴部找到.The apocrine glands are to be found chiefly in the armpits and in the pubic regions.我应该搞个纹身或者阴部打环 么 ?Should I get a tattoo or my pussy pierced?...