中英释义：
他每天在课堂上认真听老师讲课。
He listens to the teacher carefully in class everyday.
他认真听老师讲课。
He listens carefully and talks actively.
托尼停止了讲话，认真听老师讲课。
Tony stopped talking and listened to the teacher carefully.
亲爱的小林，我听说你考试不怎么好，我很难过，我认为你必须认真听老师讲课，你是一名好学生，不要太焦躁了。
Dear Xiao Lin I heard you exam is not very good I am very sad I think you must listen to the teacher carefully you are a good student don't be too anxious.
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认真
serious; earnest; conscientious; intense; studious; careful; precise; heavy; sober; heavy-duty; hard; severe; take seriously; swallow; seriously; earnestly; deeply; religiously; head-on; seriousness; earnestness; diligence; in earnest; in all seriousness; for real
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老师
teacher; sir; instructor; tutor; mentor; educator; master
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讲课
teach; lecture; give a lesson; tuition