The CEO made a public pledge to cut the company's carbon emissions by half.

執行長公開承諾要將公司的碳排放量減少一半。

Several donors honored their pledges, so the fundraising campaign reached its target early.

多位捐款人兌現了承諾，因此募款活動提早達成目標。

Our customer service team kept its pledge to answer every email within 24 hours.

我們的客服團隊信守承諾，每封電子郵件都在二十四小時內回覆。