If you describe a person as jovial, you mean that they are happy and behave in a cheerful way.
例句
Father Whittaker appeared to be in a jovial mood...惠特克神父看起来心情非常好。Grandma was plump and jovial.祖母身材圆胖,整天乐呵呵的。
英汉词典释义
adj.
快乐的,好交际的,善良快活的
a jovial host一位和蔼快活的男主人
英英词典释义
Adjective
1. full of or showing high-spirited merriment;
"when hearts were young and gay""a poet could not but be gay, in such a jocund company"- Wordsworth"the jolly crowd at the reunion""jolly old Saint Nick""a jovial old gentleman""have a merry Christmas""peals of merry laughter""a mirthful laugh"