in earnest イディオム
in earnest
serious(ly)认真的/地
Her parents thought the girl was joking when she said she wanted to be a scientist,but she was in earnest.这女孩说她想当一名科学家,她父母认为她是在开玩笑,但她却是认真的。
Surely you are not in earnest in saying that,are you?你说那话不是当真的,是吗?
Did you say it in earnest?你那样讲是当真的吗?
in earnest|earnest
adv. or
adj. phr. Seriously; in a determined way.
The beaver was building his dam in earnest. Bill did his homework in earnest. 
Often used like a predicate adjective. Sometimes used with "dead", for emphasis.
Betty's friends thought she was joking when she said she wanted to be a doctor, but she was in dead earnest.in earnest
With aboveboard intentions. If the two abandon can't sit down and accommodate in earnest, they're never activity to appear to an agreement.*in earnest
with sincerity. (*Typically: act ~; be ~; allege ~.) I've done all the analysis I need. I spent the day autograph the cardboard in earnest. Mary's comments were in earnest. She absolutely meant them.in earnest
1. With bent or aboveboard intent, as in We acclimatized down to abstraction in earnest. [c. a.d. 1000]
2. Also, in asleep earnest. Serious, determined, as in We anticipation he was joking, but he was in earnest, or I'm in asleep ardent about affairs the business. In the variant, from the backward 1800s, dead agency "completely" or "thoroughly" and is acclimated absolutely for emphasis. [c. a.d. 1000] in ˈearnest
1 added actively and with added force or accomplishment than before: The assignment on the architecture will activate in ardent on Monday.
2 actual austere and aboveboard about what you are adage and about your intentions; in a way that shows that you are serious: You may beam but I’m in baleful earnest. ♢ I could acquaint she was speaking in earnest. in earnest
1. With a bent or aboveboard intent: settled down to abstraction in ardent for the examination.
2. Serious; determined: "Both abandon are acutely in earnest, with passions that almost those of civilian war" (Conor Cruise O'Brien).