我叫鑫小鑫
下定决心： make up one's mind; 例句：一旦他下定决心做某件事，就没有什么能够阻止他。Once he made up his mind to do something, there was no stopping him
angel小芋头
下定决心做某事be resolved to do sth make up one‘s mind to do sthdecide to do sthset one’s mind to do sth或者set one’s mind on doing sthbe determined to do sth 亲~希望能帮助你
优质英语培训问答知识库
