树胶醛醣;阿戊糖一种结晶的戊醣, c5h10o5, 从植物的多醣类中得到,如树胶及半纤维素. A crystalline pentose sugar, C 5 H 10 O 5 , obtained from plant polysaccharides such as gums and hemicelluloses.
"Forgive me," I stammered.“原谅我，”我期期艾艾地说。He stammered most when he was nervous.他一紧张往往口吃.Barsad leaned back in his chair, and stammered, " What do you mean? "巴萨往椅背上一靠, 结结巴巴地说, “ 你是什么意思? ”...
For low-paid workers, the marginal tax rate is at least 75%.对于低收入的工人来说，边际税率至少为75%。...the marginal wards of Reading Kentwood and Tilehurst West.边缘选区雷丁肯特伍德和西泰尔赫斯特The new law will have only a marginal effect on the lives of...
There followed a barely audible burp.接着是几乎听不见的打嗝声。They had two burp guns only but they were set up good.他们总是两支轻机枪.主要是部署得当.To expel ( gas ) noisily from stomach through the mouth; burp.从胃里通过嘴有声音地排出 ( 气体 ); 打(嗝)...