propelling的例句（propelling在句子中的用法）

• A propelling pencil with break - resistant 0.7 - mm lead for secure writing and sketching. 打破带有 抗 0.7 毫米自动铅笔书写的安全和素描领先.
• He succeeded in propelling the ball across the line. 他成功地把球带过线。
• Defects -- Cowhocks, or straight hocks. Lack of muscle and propelling power. 牛肢, 飞节太直, 缺乏肌肉和推动力.