词汇	操场监督
释义	操场监督医playground supervision
随便看	be absorbed inreadinga book be absorbed in reading a book be absorbed in study be absorbed in the experiment be absorbed in the work be absorbed in thought be absorbed in thoughts be absorbed in… be absorbed with be absorbed with the problem be absorbent of be absorbent of water be abstemious in drinking be absurd in the extreme be abundant in be abundant in… be abundantly provisioned be abundant with fish and game be a bundle of negatives be a bundle of nerves be a burden on be a burden to Be a burden to sb be a butterfingers be a button short