副詞 in earnest:

1. in a serious manner
   同義詞：seriously, earnestly

1. The officials were holding loose and not in earnest.
   官員們都漠然置之，并不認真對待。
2. On their wedding, I sent my present in earnest.
   在他們的婚禮上，我真誠地送上了一份禮物。
3. Bill did his home work in earnest.
   比爾認真地做功課。
4. Now he applied himself to the job in earnest.
   他現在認真地致力于這項工作了。