Pyongyang began destroying its main nuclear reactor and handed in its nuclear materials list last month, but there are suspicions the declaration is not accurate.

平壤上个月开始摧毁其主要的核反应堆，并交出核材料清单，不过人们怀疑公布的核材料并不准确。

youdao

Pyongyang is more than three months overdue in making a promised declaration of its nuclear assets and activities, including any nuclear help given to, or obtained from, other countries.

平壤承诺要申报它的核资产和核活动，包括给予别国帮助或者从别国获得帮助。但是平壤已经拖了3个多月还没有兑现承诺。

youdao

This apparently walks back from a Bush-era declaration that underscored the possibility that the United States might use nuclear weapons if it suffered a chemical or biological attack.

这显然是走回布什时代的宣言，强调了美国可能会使用核武器如果它受到了化学或生物武器的袭击的可能性。

youdao

But negotiations broke down last year over Pyongyang's refusal to accept a verification plan for the declaration it made of it nuclear holdings and activities.

VOA: standard.2009.11.11

But negotiations have been stalled for months over Pyongyang's refusal to accept a verification program for the declaration of its nuclear holdings and activities it made last June.

VOA: standard.2009.03.25

But the six-party talks have stalled over Pyongyang's refusal to accept a verification program for the declaration of its nuclear assets and activities that was agreed to last June.

VOA: standard.2009.04.14

The leaders are expected to repeat a call from G8 foreign ministers urging North Korea to "fully cooperate" in the verification of its nuclear declaration and settle the issue of the country's past abductions of Japanese nationals.

BBC: G8 summit: The key issues

The U.S. State Department has said North Korea must provide a complete declaration of its nuclear program to the United States and its partners in talks on the nuclear issue -- Russia, China, Japan and South Korea -- to break the deadlock.

CNN: North Korea: U.S. to blame in nuclear talks deadlock

"This declaration must include all nuclear weapons, programs, materials and facilities, including clarification of any proliferation activities, " U.S. Assistant Secretary of State Christopher Hill told the Senate Foreign Relations Committee last month.

CNN: North Korea: U.S. to blame in nuclear talks deadlock