The young lieutenant expounds the roving yankee who ventures forth boldly, expecting the fairest of every land as his reward . 年轻的上尉大肆宣扬美国佬走遍全球到处寻欢作乐的冒险精神。
First, fibers having smooth surfaces require less roving twist for satisfactory packaging, handling, and performance in spinning . 第一，光滑表面的纤维只要求较少的粗纱捻度，以取得满意的卷装运输和下一步纺纱性能。
His eyes, as he took his seat in the witness-chair, laying his hand on the bible and swearing to tell the truth, roved in a restless, nervous manner . 当他坐在证人椅上，伸手按住圣经起誓的时候，他的眼睛以不安、胆怯的情态向四周打量了一下。
