表达 a loose cannon1 的字面意思是一个没被固定的大炮,但其实质意思和打仗没关系,它被用来形容一个爱招惹麻烦、我行我素、举止没办法预料的人。
例句
Jason is an enthusiastic smart worker, but he can be a bit of a loose cannon. Thats why I get him to approve everything through me before he does it.
杰森是个充满热情的聪明人,但他一直我行我素,行为完全没办法预料。所以我需要他在做什么事情之前先得到我的赞同。
Peter is seen as something of a loose cannon by other team members.
团队的成员都感觉彼得是一个举止没办法预料的人。
Shes widely regarded as a loose cannon by those in the company.
公司里的人常见都觉得她是一个爱招惹麻烦的人。