We needed to do decimals to round up and round down numbers.我们得把小数四舍五入成整数。The students had a grasp of decimals, percentages and fractions.学生们掌握了小数、百分数和分数。T: Who can divide the repeating decimals into two groups? Why?师: 谁...
When Sotomayor is on form he is virtually invincible.索托马约尔状态好时几乎无人可敌。They took an invincible lead in the chase for the championship.他们在冠军争夺赛中居于不可动摇的领先地位。The team seemed invincible.这个队似乎战无不胜。...