boots and all
全力以赴、毫不犹豫
口语·表示全力以赴
英文释义
to fully commit or engage in something without hesitation or reservation
例句
When he started his new job, he went in boots and all to prove himself.
典故来源
源自19世纪澳大利亚俚语，指全身投入行动，连靴子都不脱。