adv. 随意地，漫不经心地；临时地；偶然地
1.He was casually dressed in jeans and a T-shirt.
他穿着很随便的牛仔裤和T恤衫。
2.His arm was draped casually around her shoulders.
他随意地将手臂搭在她的双肩上。
3.They chatted casually on the phone.
他们在电话上闲聊。
4.Old batteries can't be discarded casually even when they are no longer useful, because they'll pollute the environment.
旧电池即使没用了也不能随意丢弃，因为它们会污染环境。
5.I asked, as casually as possible.
我问道，尽量装得若无其事。
6.You're shutting down businesses. It's not something you do casually.
您得关闭的企业，它不是你随便就可以做的。
7.Lunch is less formal and you can dress more casually.
午餐没那么正式，你可以穿得稍微随意些。