Reflector: light - reflecting device on the back of the snowmobile.反射: 光反射装置在背部的雪橇.Kate, roared with delight, as William took the snowmobile controls.威廉驾驶着雪地摩托,而凯特在他身后高兴得大叫起来.You can also ride an actual Antarctic snowmob...
他们只是大概知道可用水的总量。They have only a vague idea of the amount of water available.布赖恩用水冲了把脸，然后刷牙。Brian splashed water on his face, then brushed his teeth.从汽油耗尽到用水紧缺，所有可能发生的事情都考虑到了。Every eventuality is covered, from running out...
谷酰胺或天门冬酰胺的酰胺氮作用较氨更有效.The amide nitrogen of glutamine or asparagine functions more effectively than ammonia.这些不稳定性促使琼脂糖和琼脂糖 -- 丙烯酰胺凝胶的发展.These liabilities prompted development of agarose and agarose - acrylamide gels.这类含氮...