at leisure

基本解释

He leant on the chair and began his lecture at leisure.
他靠在椅子上開始從容地進行他的縯講了。
Having opened, I emptied the whole contents into my apron, and took them with me to examine at leisure in my own chamber.
一打開抽屜，我就把裡麪所有的東西都倒在我的圍裙裡，再帶到我自己的屋子裡從容地檢查著。
Some analysts worry that the supposedly temporary measure will never be reversed, but will instead join a host of other Brazilian taxes introduced in haste and paid at leisure.
一些分析師擔心，這些所謂的“臨時”措施，可能永遠不會被撤銷，反而會成爲巴西衆多草率推出從容支付的稅收之一。

I brought the text with me. You can look at it now or at your leisure.
我帶來了這部作品，你們可以看看，現在或者是有空時。
耶魯公開課 - 文學理論導論課程節選

One objection is of course that it depends what people do at work and at leisure.
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The pen combined with the true multi-touch capabilities suits a variety of activities whether at work or at leisure.
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Still, with his opponents in disarray and their leadership candidates uninspiring, Mr Salmond can build his case at leisure.
ECONOMIST: Scottish politics