当局は英語で
authority

英語の定義

当局
1. n. authority (persons in command; specifically, government)
2. n. this or our 局 – post office (郵便局), broadcasting station (放送局), etc.

authority
1. 名詞. 権威、権限、オーソリティ。
I have the authority to penalise the staff in my department, but not the authority to sack them.
私は、この部門の従業員を罰する権限はあるが、解雇する権限はない。
She lost all her respect and authority after turning up drunk to the meeting.
彼女は会議に酔って現れたてから、すべての尊敬と権威を失った。
2. 名詞. 権威（者）、大家タイカ, yomilink=n、著名な専門家。
3. 名詞. ある事項を管轄する機関、当局。
Port Authority of New York and New Jersey
ニューヨーク・ニュージャージー港湾公社

authority
1. n. The power to enforce rules or give orders.
I have the authority to penalise the staff in my department, but not the authority to sack them.
She lost all her respect and authority after turning up drunk to the meeting.
Respect my authority!
2. n. (used in singular or plural form) Persons in command; specifically, government.
3. n. A person accepted as a source of reliable information on a subject.
the world's foremost authority on orangutans
4. n. Government-owned agency which runs a revenue-generating activity.
New York Port Authority