Blackbirds were sitting at the tops of trees singing.乌鸦停在树梢鸣叫着.Blackbirds and thrushes are songbirds.黑鹂和鸫.The blackbirds were whistling in the garden.山鸟在花园里婉转地鸣叫着....
R " is a replaceable function , e . g . acetoxy, methoxy, their acyloxy and alkoxy homologs or halo.R ” 是取化基,如乙氧基 、 甲氧基及它们的环氧和烷氧同系物或卤基.The results show that zinc acetate - stearic acyloxy has thermal stability and synerg...
We mag summarize our arguments as follows.我们可以把上述讨论小结如下.The covermount with this week's mag is a handy guide to family holidays.本周杂志的附赠礼品是有关家庭度假的便捷手册。What is Marie - Ange Guilleminot MAG account of postwar censorshi...
He moved around the country working in orange groves.他在乡村不断换工作，为不同的柑橘园干活。Soon we left the coolness of the olive groves.很快我们就离开了凉爽的橄榄树林。Olive groves, grapes, and citrus fruits grow in profusion.橄榄、葡萄和柑橘类水果产量丰富。...
我止住了他那种卑躬屈节的神气, 告诉他,我饶恕了他.I abated his cringes, told him I forgave him.他卑躬屈节,无可奈何, 她不由得同情起他来.He grovelled so helplessly, she pitied him.她一定得卑躬屈节,自怨自艾.She must be humble and contrite....