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中考 高考 CET-4 CET-6 考研 BNC: 405 COCA: 693
upon
up·on / E5pBn ; E5pRn /preposition formal
1. used to mean 'on' or 'onto'在…上面〔与 on 或 onto 的意思相同〕:
an honour bestowed upon the association授予该协会的荣誉
We are completely dependent upon your help.我们完全依赖你的帮助。
Brandon threw him upon the ground.布兰登把他摔倒在地。
2. if a time or event is upon you, it is about to happen即将来临:
Winter is almost upon us.冬天即将来临。
3. layer upon layer / mile upon mile etc used to emphasize that there are a lot of layers, miles etc一层又一层/一英里又一英里等〔用于强调〕:
mile upon mile of golden sand绵延数英里的金色沙滩
once upon a time at ONCE¹ (14)
take it upon yourself to do sth at TAKE¹ (27)

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