fly-by-night

Fly-by-night schools tend to share certain characteris-tics .

野鸡 大学往往有某些特征:例如,他们会说你交一笔钱.

I want a reputable tour operator, not one of these fly-by-night outfit.

我想找一家信誉好的旅游公司, 而不是那些靠不住的公司.

as business schools across asia mature, experts say quality programmes will be differentiated from fly-by-night operations.

专家们表示，随着亚洲商学院逐渐成熟起来，高质量的课程将与短暂运作区别开来。

for the last half-century, its main business has been the study of the tiniest insubstantial bit of matter in the universe, an ephemeral fly-by-night subatomic particle called the neutrino.

在过去的半个世纪里，这个小镇上的主要工作是研究宇宙中最微小、最虚无缥缈的物质，即很难捕捉到的、转瞬即逝的中微子。

Can we believe in the credibility of fly-by-night companies ?

皮包公司 的信誉值得我们相信 吗 ?

The symphony is no fly-by-night venture.

这部交响乐听起来平稳和谐.