at one's request

基本解释

Has the US taken into consideration of China's request for at least one year as a period of adaptation?
中国曾要求美方给予不少于1年的适应期，请问美方如何考虑？
chinawto.mofcom.gov.cn
At Aconex's request, the User must procure one of the User's officers to certify to Aconex that all relevant material has been returned or destroyed.
应Aconex的请求，用户必须指派用户的一名管理人员来向Aconex证明所有有关的材料均已被返还或销毁。
Since email is an immediate medium, and a highly accessible one at that, it's far easier than in paper letters to request a response – and far more likely that you'll get one!
电邮是即时媒体，也因此是一个高度普及的媒体。和纸质邮件相比，通过电邮要求对方回复更便捷—而且，你更有可能收到回复！