男友语重心长地说：“就好像是一把钥匙可以开很多锁，会被人称作万能钥匙！”
Her boyfriend to longly say: "is like a key can open many locks, will be called the master key!"
领导语重心长地说：小吴，我很欣赏你的才华，但是，我需要的只是适合这个岗位的人。
My boss said to me earnestly, "Xiao Wu, I do appreciate your talents. However, what I need is only a person who is fit for this position."
老船夫站起身，边绕着他走，边语重心长地说：“因为人人都认为你是骗子，因为你把最重要的诚信丢掉了。”
Lao Chuanfu stood up while he was walking around, while saying with great earnestness: "because everybody thinks that you are a liar, because you are the most important to the integrity of the lost."
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