He gave his imitation of Queen Elizabeth's royal wave.他模仿伊丽莎白女王挥手致意。It's not real leather; it's only an imitation.那不是真皮, 只不过是仿制品.Young children learn how to speak by imitation.儿童通过模仿学说话....
Papain - catalyzed synthesis of aspartame precursor Z - APM in biphasic solvent system wasinvestigated.本文报道在两相溶剂体系中利用木瓜蛋白酶催化合成Aspartame前体Z - APM的研究.And now I think of it, aspartame is the tip of a considerable iceberg.并且...
同极相斥，异极相吸。Like poles repel, unlike poles attract.这样你就可以验证磁体的定律: 同极相斥,异 极相 吸.You will thus checks the law of magnets: Like poles repel ; Unlike poles attract ....