cautious a taking great care to escape possible danger 十分 的 谨慎的 I'm very cautious about expressing my opinions in public 我对公开发表意见十分谨慎 My brother, intensely cautious, never makes a decision lightly 我弟弟特别谨慎,从来不轻易作决定。a. taking great care to escape possible danger 十 分 小 心 的 ， 谨慎的 I'm very cautious about expressing my opinions in public. 我对公开发表意见十分谨慎 。 My brother, intensely cautious, never makes a decision lightly. 我弟弟特别谨慎，从来不轻易作决定。 1. cautious