那只猫向那条狗发出愤怒的呼噜呼噜声.The cat spat at the dog.一张张嵌着石板面的桌子周围,酒气和咽喉的呼噜声混在一起.Around the slabbed tables the tangle of wined breaths and grumbling gorges.呼噜声是家猫所特有的发音特征.Purring is a unique vocal feature in the domestic cat....
目的合成新型 抗 过敏剂洛度沙胺氨丁三醇.Objective To synthesize lodoxamide tromethamine which is a new anti - allergic drug.一种联苯乙酸氨丁三醇盐, 化学式为C18H23NO5.The invention relates to a acid tromethamine salt , of which the formula is C 18 H 23 NO...
这张桌子只不过是在底座上安了一块圆形刨花板。The table is simply a chipboard circle on a base.旋紧水管之前,检查一下洗衣机是否已牢牢地固定在底座上了.Make sure the washer is firmly seated before tightening the pipe.这盏台灯是装在圆形底座上的.The lamp stands on a circular base....