Centrifuging, washing, and filtering may separate any fraction of polymer that occurred by an emulsion process.离心, 洗涤, 和过滤可以分离乳液法制得的任何级分的聚合物.They were deglycerolized by alternately centrifuging and mixing.通过交替性离心过滤和混合,它们...
The water had to be siphoned off.得把水抽出来。Surgeons siphoned off fluid from his left lung.外科医生抽出了他左肺中的积液。He had siphoned thousands of pounds a week from the failing business.他一周之内从这家濒临破产的企业里抽走了数千英镑的资金。He had siphoned thousa...
His remark brought a blush into the girl's cheeks.他的话使这姑娘两颊红晕.I felt myself blush. Then I sniffed back a tear...我觉得自己的脸红了，接着我吸吸鼻子,不让眼泪掉下来。His remark brought a blush to my cheeks.他的话使我脸颊羞红。a telltale blush(做贼心虚的)脸红Ma...
不带宾语的动词称为不及物动词.Verbs that do not take object are called intransitive verbs.带宾语的动词称为及物动词.Verbs that take object are called transitive verbs.但是当介词放在从句末尾时,作为介词宾语的关系代词可以用that并且可以省略.I know the young couple from whose house th...
It's 50 per cent wool, 50 per cent acrylic.它含50%的羊毛、50%的丙烯酸纤维。She was wearing wool slacks and a paisley smock.她穿着羊毛宽松裤和涡旋花纹宽袍。The adaptability of wool is one of its great attractions.用途广泛是羊毛最具吸引力的特点之一。...