| 释义 |
on FOOD/FUEL/DRUGn, $B:nprepused to show something which is used as food, fuel or a drug用（食物、燃料、药物等）What do mice live on?老鼠以什么为食?Does this radio run on batteries?这个收音机用干电池吗?He behaves as though he's on drugs most of the time.他表现得仿佛大部分时间都在吸毒。My doctor's put me on antibiotics to reduce the swelling in my knee.我的医生给我用抗生素来使我的膝盖消肿。I've been on the pill ever since I started having sex regularly.从我开始正常的性生活起我就定期服用避孕药。
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