吃透英语课本,提升在校竞争力
adj. 不可回收的
The remaining trash, which is mostly unrecyclable, is discarded.
剩下的垃圾大部分是不可回收的,就被丢弃了。
The plastic bag is unrecyclable and should be disposed of properly.
塑料袋是不可回收的,应该妥善处理。