He knew his place in the pecking order.他知道自己排老几。It was winter and the sparrows were pecking at whatever they could find.时值冬季，麻雀啄食着能够找到的任何东西。Misty mountains, burbling brooks, pecking chickens and scampering dogs.山色空朦,溪水潺潺...
The deoxidization effect with hydrogen was superior to that with cyclohexene.氢气还原活化效果明显优于环己烯还原效果.Some traditional deoxidization methods andareand a new technique with externally applied voltage proposed in this paper.现有实...
Because psychology is scientific, It'submits its theories to empirical testing.因为心理学是一门科学, 它主张其理论要服从于观察或实验.Its three - wheel design exempts it from onerous federal testing regulations.它的三轮设计使它不用再受繁杂的联邦机动车测试规定的约束.The...