pilot n.飞行员；领航员；试播节目；排障器；[机]导向器v.驾驶；领航；向导；试点adj.试验性的；引导的
双语例句
A pilot battery should be used for observation of forming progress, until such time that uniform experience indicates that such attention is not needed. 需用一个领示的电池来观察形成过程，直到实验结果均一，无须加以注意时为止。
