a. 愉快的
s full of high-spirited delight
1. Don't be so gleeful. It's not a good thing.
别这么兴奋 这不是好事
2. A person might be unable to disguise her glee, while another person might have to pretend to be gleeful, if she is in disguise.
有的人可能会露出掩饰不住的偷笑 而另一个人可能得假笑 以维系伪装
以上参考资料就是本英汉词典详细汇总的单词gleeful的翻译英语含义，如有错漏请向我们提供反馈意见。