He is a serious teacher
认真───earnest;老师───teacher
His expression is as earnest when he smiles as when he is arguing.───他不论笑的时候还是争论的时候表情都同样真诚。
The boy's earnest effort counterbalance his slowness at learning.───这孩子孜孜不倦的努力抵消了他学习的迟钝.
I'm in deadly earnest.───我是非常认真的。
We sincerely welcome earnest cooperation with resellersall of the world to create a brilliant tomorrow.───诚挚欢迎国内外各届客商咨询、洽谈、合作,与我们与时俱进,共创美好的未来.
On December 8 the media blitz began in earnest.───12月8日，一场大规模媒体宣传活动轰轰烈烈地展开了。
I could tell she spoke in earnest.───我看得出她是郑重其事地说的。
The two countries can finally start negotiating in earnest about issues of mutual concern.───两国终于可以开始就双方共同关心的问题进行更为认真的谈判。
Now, under hammer that beat upon us all, I found an earnest, deeply stirred man.───现在, 在我们一起遭受严重的打击之下, 我发现了一个十分踏实, 凡事深思的人.
It is my earnest wish that you use this money to continue you study of music.