重球的英文翻译

heavy ball

参考例句：

From the top of the tower Galileo dropped a light ball and a heavy ball at exactly the same time.伽利略从塔顶上让一个轻球和一个重球准确地在同一时间里自由落下。

heavy是什么意思：

adj. 沉的；超出一般的；辛苦的；厚的；繁忙的`；耗费...的；危险的；沉闷的；严厉的

n. 保镖；苦啤酒

a truck; a heavy duty truck载重汽车

Light Burdens far heavy远途无轻担

An elephant has a heavy build.大象躯体庞大。

They were burdened with heavy taxation.他们负担重税。

A light purse is a heavy curse.为人无钱处处难。

ball是什么意思：

n. 球；舞会

v. 成团块；捏成球形

You have no balls!你们一点胆量都没！

The kitten tangled the ball of yarn.猫把线团儿弄乱了。

A ball hissed by.子弹嘶地一声飞过。

The dog had itself a ball.狗玩得很愉快。

Do you have the balls to challenge authority?你有挑战权威的胆量么？