采用两步交联法合成了可生物降解聚天冬氨酸水凝胶.Biodegradable poly ( L - aspartic acid ) hydrogels were synthesized by a two step cross - linking reaction.智能水凝胶作为药物载体有着良好的应用前景.Intelligent hydrogels have enormous potential in the application as ...
Mr Collier heaved a sigh and got to his feet.科利尔先生深叹一口气，站了起来。Collier and I infested the grub tent with care and activity.科利尔和我就这样又谨慎又活跃地同那个饭摊泡上了.Kyle's ability is central , so far , to supporting Jordan Collier'...
从那里到喀布尔只需走上3英里。It was only a three-mile walk to Kabul from there.从那里开始，调查范围迅速扩大，有几人已经被逮捕。The investigation snowballed from there and has since led to several arrests.从那里可以去什么地方？Where does one go from there?...
Gangs of labourers dug the canals.一群的工人挖掘运河。They have had to seek work as labourers.他们只好找体力活儿干。...a gang of labourers.一群工人He met mill hands, miners and farm labourers.他见过工厂工人、矿工和农场工人。She loathed being the child of impove...
In this weather the cliff face was a foggy drop into infinity.在这种天气条件下,雾蒙蒙的悬崖隐入广漠无限之中.It is impossible to count up to infinity.不可能数到无穷大.Theoretically, a line can extend into infinity.从理论上来说直线可以无限地延伸....