adv. 偶然地;无意地;未经考虑地;漫不经心地
网络 随意地; 随便地; 偶然地
He was casually dressed in jeans and a T-shirt.
他穿着很随便的牛仔裤和T恤衫。
She´d mentioned it casually once, surprising him by her unconcern.
她随意地提过一次这个事,她的漠不关心让他吃惊。
She trod casually, enjoying the touch of the damp grass on her feet.
她随意行走,享受着脚底接触着湿草的感觉。
The teachers also got dressed casually like her.
老师们也像她一样穿着随意。
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。