contended的例句（contended在句子中的用法）

• Sisters contended about silly trifles. 姐妹们为鸡毛蒜皮的小事而争吵.
• Three students contended for the prize. 三名学生竞争这个奖品.
• He contended that there must be life on Mars. 他坚信火星上面一定有生物.
• Hume contended that only knowledge obtained by mathematical reasoning was certain. 休漠主张,只有经过数学推理获得的知识才是可靠的.