Service spirit: Do earnestly, fast, and keep the pledge.

海威信服务精神：“认真、快、坚守承诺！”

youdao

He would keep his pledge to the utmost of his power.

他将极力信守他的誓言。

《新英汉大辞典》

The Cancun agreements saw all nations pledge "urgent action" to keep temperatures from rising no more than two degrees Celsius (3.6 Fahrenheit) above pre-industrial levels.

坎昆协议中所有国家承诺参与“紧急行动”来阻止温度上升不高于工业化前水平两摄氏度(3.6华氏度)。

youdao

During the campaign, Mr Toledo signed a pledge to keep the city's electricity firm in state hands.

ECONOMIST: The politics of privatisation

Already he has been dropping hints about not being able to keep the outgoing government's pledge to cut income tax by FFr12.5 billion a year over the next four years, not to mention a planned cut of some FFr25 billion this year.

ECONOMIST: France

Over 120 Labour MPs oppose it, fearing full privatisation and job losses, and argue Labour made an election pledge to keep the Royal Mail in public hands.

BBC: Row grows over Royal Mail plans