weigh的形容词是weighty，意思是严重的; 重要的; 重大的; 重的; 沉重的。heavy和weighty这两个形容词都可表示“重的，沉重的”之意。heavy普通用词，指重量或体积大大超过同类物体，常用作引申，多指精神上的重压等。weighty多指实际上而不是相对的沉重，引申指严重或重要。
weighty的用法例句A weighty subject.
重量单位。
Obesity is a weighty problem.
过度肥胖是一个重大问题。
This is a weighty editorial on education.
这是一篇关于教育的很有分量的社论。
It is weighty work, which he cannot wield by himself.
这是很有分量的工作，不是他自己能处理的。
Such weighty family obligations kept him from proposing to his sweetheart, Alma, for 8 long years.
沉重的家庭负担使他对心上人阿尔玛的求婚滞后了漫长的8年。
The following sentence is taken from the weighty judgement of a scholarly reviewer.
下列即取自一位博学的评论家的权威性文章。
