cautiously
adv. 慎重地，谨慎地
例句
It was his custom to approach every problem cautiously.
谨慎地处理每个问题是他的习惯。
《柯林斯英汉双解大词典》
David moved cautiously forward and looked over the edge.
大卫小心翼翼地向前移动，视线越过边缘看过去。
She climbed the staircase cautiously, holding fast to the rail.
她紧握扶手，小心翼翼地爬上楼梯。
