worthless
adj. 无价值的，没用处的；不中用的，品质差的
例句
He dismissed the opinion polls as worthless.
他认为民意测验毫无用处而不予考虑。
《牛津词典》
The car was a worthless wreck after the collision.
撞车以后，那辆车成了毫无价值的残骸。
Critics say his paintings are worthless.
批评家说他的画毫无价值。
