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- The final product was hydrolyzed to produce a zwitterionic miktoarm star copolymer, which was soluble at lower pH but insoluble in neutral and basic solution. 最后，所合成的产品在温和的条件下进行水解，从而得到带有正负离子链段的星形聚电解质，该聚电解质在酸性条件下是可以溶解的，而在中性或者碱性的条件下是不溶的。
- Four-arm star copolymer [poly (EO-co-EEGE)]4 was first prepared by the anionic ring-opening copolymerization of EO and EEGE using pentaerythritol and diphenylmethylpotassium (DPMK) as co-initiator. 2．用季戊四醇与二苯甲基钾(DPMK)组成的引发剂体系引发乙氧基乙基缩水甘油醚（EEGE）与环氧乙烷(EO)阴离子共聚，通过改变单体投料比可以得到组成不同的四臂星型共聚物[poly(EO-co-EEGE)]4。
- For a while, the darkling star disappeared behind thick clouds. 隐约出现的星星暂时消失在厚厚的云层後面了。
- He has an urge to become a cinema star. 他渴望当一名电影明星。
- She is crazed about the film star. 她对那位影星着迷。
- All but the morning star have disappeared. 除掉金星以外其他的星星全都消失了。
- The children mobbed the baseball star. 孩子们欢呼着朝那棒球明星围上去。
- The cast of the play included a international star. 这个剧的演员名单中有一位国际明星。
- The coach saved his star player for a trump card. 教练保留他的明星选手，作为他的王牌。
- The film star held court in the hotel lobby. 这位电影明星在旅馆的大厅里接见了影迷。
- The kids went crazy when the film star appeared. 那位影星一出场，孩子们欣喜若狂。
- The star of the film is a previously unknown actor. 这部电影里的明星以前是个默默无闻的演员。
- Many a famous pop star has been ruined by drugs. 很多著名的流行音乐歌星都因使用毒品而毁了自己。
- The star is reportedly very ill. 据说该明星病重。
- This star is not visible to the naked eye. 这颗星肉眼看不见。
- I am not a worshiper of that film star. 我并不崇拜那个影星。
- A swarm of journalists followed the film star's car. 一大群记者跟在电影明星的汽车后面。
- A lonely star shone out against the black sky. 一颗孤星在黑色的夜空中闪闪发亮。
- He is wild to see the film star. 他一心想见一面那位影星。
- He only stays at five star hotels. 他只住五星级旅馆。
