英 [ˈəʊnəs] 美 [ˈoʊnəs]
n. 责任，义务；负担
n. （Onus）人名；（英）奥纳斯
复数onuses
onus /ˈəʊnəs/
单数型名词 If you say that the onus is on someone to do something, you mean it is their duty or responsibility to do it. 责任; 义务
The onus is on companies and consumers to keep up with anti-virus updates.
公司和用户有责任跟上杀毒软件的更新。
an onerous or difficult concern
同义词： burden / load / encumbrance / incumbrance
光网络单元 (optical network unit)
... fairly 公平地; 适当，相当地; 完全，简直; 清楚地 onus 责任，义务，重担 squarely 直接地; 直接; 诚实地 直角地，笔直地; 规规矩矩地，公正地; 干脆地; 成方形 ...
... Onus probandi 举证责任 Onus 责任，负担 OPEC 石油输出国组织、欧佩克 旨在维持石油市场稳定及蓬勃的国际组织。任何认同组织理念的重要石油出口国都可以成为会员国 ...
... colossus巨人，巨大的事物 consensus一致同意，一致的 onus义务，责任 ...
该部署涉及Salira公司拥有专利的标准线卡和光网络单元（ONUs），其中包括多媒体标准的Salira 3350 ONUs，此次部署两年多来一直提供实时的商业服务。
责任，义务；负担
liability / duty / burden / obligation / weight
The onus is on employers to follow health and safety laws.
雇主有义务遵行健康安全法。
The onus is on companies and consumers to keep up with anti-virus updates.
公司和用户有责任跟上杀毒软件的更新。
Enhancing the party's onus probandi has been the common understanding of the law and judicial circle in our country.
强化当事人举证责任已成为我国法学理论和司法实务界的共识。
The onus is really on the government of the United States to reveal more about the ways in which it makes sure that arbitrary executions, extrajudicial executions are not, in fact,being carried out through the use of these weapons,".
VOA : standard.2009.10.27
The United States remains committed to a diplomatic solution, but the onus is on Iran.
That means that the onus will be on monetary policy to boost growth and inflation.
They say the onus is on employers to verify the legal status of their employees.