单词castoff
adj.: 被丢弃的
网络: 被抛弃的人或物；废弃物；被丢弃的人
被丢弃的,无用的,废弃的
被丢弃的人;废弃物
复数：castoffs
n.rejectdiscardhand-me-downthrowawayadj.discardedunwantedoldsecond-handredundant
n.selectionadj.new
The philanthropist too often surrounds mankind with the remembrance of his own castoff griefs as an atmosphere, and calls it sympathy.
慈善家经常记着他要用自己散发出来的那种颓唐悲戚的气氛，来绕住人类，美其名曰同情心。
Fly ash was a sort of industrial solid castoff which could be utilized again.
粉煤灰是一种可再资源化的工业固体废弃物。
These "dirty snowballs" castoff gas and dust whenever they venture near the sun.
这些“脏雪球”在冒险接近太阳时会丢出气体和尘埃。
Pliny says that there is no more excellent protection against illness than the castoff horseshoe found in the road.
古罗马作家普林尼说祛病辟邪最好的东西莫过于路上捡来的废旧马蹄铁。
He was able to castoff such an uninteresting task.
他终于摆脱了这么一项乏味的工作。
and the technique is applied to constructing concentrated treatment stations of artesian well castoff.
适用于钻井废弃物集中处理站建设。
Thus, adopting this method to utilize castoff of stalks and leaves of PN comprehensively will lead to a wide and applied future.
由此可见，采用该法综合利用废弃物三七茎叶具有广阔的应用前景。
Tigogenin is a byproduct in the hemp-making industry using the sisal, as a castoff, it pricks up environmental pollutant.
剑麻皂甙元是剑麻制麻工业的副产物，丢弃到环境中加剧了对环境的危害。
Snakes castoff and renew their skins .
蛇会蜕壳换新。
castoff: One that has been discarded.
废弃物：已经被抛弃的人（或物）。