纤维素中直链葡聚糖分子由氢键连接在一起.The linear glucan molecules of cellulose are bound together by hydrogen bonds.对葡聚糖的胞饮作用无影响.Pinocytosis of dextran was unaffected.对水不溶性葡聚糖和水溶性葡聚糖合成抑制的效果相对都比较好的是丁香酚、胡椒碱、茶多酚.Eugenol acidtannic acid showe...
这艘船上的船员现在都已精疲力竭，彻底丧失了信心。The ship's crew were now exhausted and utterly demoralized.船员在救生筏上呆了两天两夜。The crew spent two days and nights in their raft.船长决定哪怕是对高级船员也要封锁这个可怕的消息。The captain decided to withhold the terrible ...
这位19岁的佐治亚州人并不是比赛中的优秀击球手之一。The Georgian, aged 19, is not one of the game's big hitters.乔舒亚·哈尔彭是土生土长的北加州人。Joshua Halpern is a native Northern Californian.我是威斯康星州人, " 她答道.I'm from Wisconsin,'she answered....
He cannot prevent the reader from preferring Ethan Brand to the cloddish villagers of the tale.读者还是喜欢伊桑?布兰德而讨厌故事里那些土头土脑的乡民. 这他是阻止不了的.He is a real rustic . However fashionable his clothes always looks cloddish.他就是俗气, 无论穿多...