gird yourself idiom literary or humorous (also gird (up) your loins)
准备（做某事）
to get ready to do something or deal with something
We girded ourselves for the fray (= prepared for action or trouble). 我们准备好了，随时可以行动。
Europe's finest golfers are girding their loins for the challenge of the Ryder Cup. 欧洲顶尖的高尔夫球手正在准备迎接莱德杯高尔夫球赛的挑战。