Phenyl ( or polyphenyl ) substituted epoxides serve as excellent precursors to phenyl ( or diphenyl ) carbenes.某些苯代 ( 或多苯 ) 环氧乙烷是制取带苯环 ( 或二苯 ) 碳烯的极好原料.Note the presence of megakaryocytes, erythroid islands, and granulocy...
Glycine and succinyl - CoA are precursors of 5 - aminolevulinic acid ( ALA ) biosynthesis.甘氨酸和琥珀酸是红假单胞菌生物转化合成5-氨基乙酰丙酸 ( ALA ) 的前体.Phenyl ( or polyphenyl ) substituted epoxides serve as excellent precursors to phenyl ( or...
She banded the birthday gift with a silk strip.她用一根丝带扎好了生日礼物。She banded her hat with a silk strip.她用丝带镶帽边。Exposures of rhythmically banded protore are common in the workings.在工作面中常见有韵律条带“原矿石”.Tables are set with white ch...
现在看来,她真要做老处女了. ”Now it looks like she really will be an old maid. "英迪亚已完全是一副老处女的样子了.The mantle of spinsterhood was definitely on her shoulders now.当老处女也没什么丢人的,看看皮蒂姑妈.There's nothing shameful in being a spinster....
He was wearing, astonishingly, a frilly pink apron over shirt and trousers.他穿得很奇怪，衬衫和裤子外面套着件镶褶边的粉红围裙。The cook's apron covered her middle.厨用围裙裹着她的腰部。She wiped her floury hands on her apron.她在围裙上擦了擦沾满面粉的双手。...
The antlers moved, as if their owner snuffed on danger.鹿角在移动了, 仿佛它们的主人嗅到了危险的气息.The owner said the bird may have escaped through a weak spot in the aviary.鸟的主人说这只鸟可能是从鸟舍一处不结实的地方逃走的。The owner insisted on Cool Ground runnin...
金星具有沿主轴反向自转的特性.Venus has the distinction of spinning " backward " on its axis.随着曲轴的转动, 曲柄销绕主轴作圆周摆动.As the crankshaft rotates, the crankpin swings in a circle around the shaft.主轴轴承采用进口轴承,高转速,高精度.Imported spindle bearings ...