这些艰难困苦教会了冰岛人“知足常乐”.They have taught Icelanders to enjoy what they have.大多数冰岛人年轻时都要到国外去旅行.Most Icelanders travel out into the world as young adults.冰岛人过生日常吃带蜜饯的薄饼.Icelanders with candied fruit ate the birthday of the patt...
attend的近义词/同义词有：present, be, go, to, for, to, work, care, administer, help, serve, for, usher, be, administer, treat, care, go, heed, relieve, serve, medicate, visit, work, mind, to, help, accompany, study, escort。vt.att...
二芳基氮氧化物自由基比二烷基氮氧化物自由基还要稳定.Diaryl nitroxides are even more stable than the dialkyl nitroxides.目的为进一步设计和研究2, 4- 二芳基 -1, 3-二硫戊环类化合物提供可参考依据.AIM To offer reference for further research of 2, 4 - diaryl - 1 , 3 - dithiolane co...