clean的比较级和最高级
clean的比较级和最高级分别是cleaner和cleanest。clean的意思是洁净的，干净的，爱干净的，爱整洁的，无有害物的，无污染的。clean的例句Her father cleaned his glasses with a paper napkin（她父亲用纸巾把眼镜擦干净）。
clean的例句With them also lived Mary Burinda, who cooked and cleaned（和他们同住的还有玛丽·伯琳达，她负责做饭和打扫卫生）；Accusations of tax evasion have tarnished his clean image（避税的指控使他的清白形象蒙污）。