There is a smouldering anger in the black community.在黑人社区里，人们的心中都揣着一团怒火。That's a lot of people smouldering with resentment...许多人的心里都在愤愤不平。Whole blocks had been turned into smouldering rubble.整座整座的街区都变成了一堆冒着青烟的瓦砾。A n...
The pothole fractured a bolt on the axle.壶穴使车轴上的一只螺钉破碎.Cutting - axle fracture are primary causes of wagon capsizing.切轴断裂是造成铁路车辆重大倾覆事故的主要原因.The article introduces a new type of axle lockpin hole machining tool.文章介绍了一种新型的...
经纯化后催化活性实验结果表明,醛缩酶可将N- 乙酰 -D- 甘露糖胺高效率地转化为N - 乙酰-D-神经氨酸,表现出较高的催化活性.The enzyme activity test results showed that aldolase could transform Nacetyl - D - ManNAc into N - acetyl - D - neuraminic acid very efficiently....