A principal organ of the United Nations responsible for maintaining international peace and security; notable for the veto power held by permanent members.
国連安全保障理事会は朝から緊急会合を開き、停戦を求める決議案を議論した。
The UN Security Council held an emergency meeting this morning to discuss a resolution calling for a ceasefire.
日本は常任理事国ではないが、過去に国連安全保障理事会の非常任理事国を務めたことがある。
Japan is not a permanent member, but has served as a non-permanent member of the UN Security Council in the past.
中国とロシアはその決議に拒否権を行使し、国連安全保障理事会で採択されなかった。
China and Russia used their veto power on that resolution, so it was not adopted by the UN Security Council.