提示：点击例句中的单词，就可以看到词义解释

But what do titters communicate ?

哧哧的笑声传达的是什么呢？

They got only blushes , ejaculations , tremors , and titters , in return for their importunity .

他们只是用酡颜、惊叫、哆嗦和傻笑来回答他们的要求。

There was a time when the idea of " hamburger u , " mcdonald 's training facility , used to elicit titters , but to skinner , who didn 't graduate from college or earn an mba , management training is no joke .

“汉堡大学”（HamburgerU，麦当劳的培训机构）的理念曾经一度遭人耻笑，人们并不把它放在眼里，但对于斯金纳这种既没有大学文凭，也没有MBA学位的人而言，管理培训绝非儿戏。