认真的英语careful

carefully

seriousHe's serious at work.他工作很认真。Don't get serious.别太认真了。

serious careful conscientious 都可以啊

hardly

demure跟读认真的词典释义seriousadj.不好的；严重的；有危险的；需认真思考的；严肃的；重要的；须重视的例句1.他使得投票者相信了他是严肃认真的。He managed to convince voters that he was for real. 牛津高阶英汉双解词典2.他看见她玩这个游戏十分认真的样子，觉得好笑。He was amused to see how seriously she took the game. 牛津高阶英汉双解词典

earnest\serious

认真的英文earnest。

音标：英 [ˈɜ:nɪst]   美 [ˈɜ:rnɪst]

释义：认真;诚挚;热心;定钱，保证金

1、Despite her earnest efforts, she could not find a job.

尽管她已尽心竭力，但是仍然找不到工作。

2、The work on the house will begin in earnest on Monday.

这栋房子的修建工作将在星期一正式开始。

3、You may laugh but I'm in deadly earnest .

你可以笑，不过我可是正经八百的。

4、I could tell she spoke in earnest.

我看得出她是郑重其事地说的。

5、He's not really a very serious person.

他并非完全是一个非常严肃的人。