查词历史：
- onus onslaughts
1.
N-SING
义务；责任;职责 If you say that the onus is on someone to do something, you mean it is their duty or responsibility to do it.
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The onus is on the shopkeeper to provide goods which live up to the quality of their description...
店主有义务提供质量与其描述相符的商品。
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The onus of proof is reversed in libel actions and placed firmly on the defender.
在诽谤诉讼中，举证责任反过来由辩方全权承担。
- Noun
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1. an onerous or difficult concern;
- "the burden of responsibility"
- "that's a load off my mind"
- synonym： burden，load，encumbrance，incumbrance
- 1. The onus is on government departments to show cause why information cannot be disclosed.
- 政府部门有责任说明不能把信息公开的理由。
来自《简明英汉词典》
