做调查工作不能蜻蜓点水，要深入实际。

To make an investigation one, should go into matters deeply, not just scratch the surface.

非得与人接触不可的话，也是宛如蜻蜓点水一般，点到为止。

If contact people are unavoidable, he only keeps in touch with people lightly like the dragonfly touches the water surface.

遇着你喜欢的女孩时，蜻蜓点水一般和她来短暂的眼神接触。

When you see or meet a girl you like, make brief eye contact.

从实效性缺失的角度而言，高校青年教师导师制可分为放任自流型、蜻蜓点水型、老板员工型和南辕北辙型。

Lacking effectiveness, the supervisor system of young teachers in universities can be divided into four types: non-governing, superficial, bossing and wrong-directing.

仅仅在日落后短暂片刻时间，上弦月与水星蜻蜓点水般掠过暮色的黄昏，等到天色渐渐转暗，他们也随着夜晚来临消失在天际。

Shortly after sunset, the young moon and Mercury will flit across the twilight stage, only to disappear by the time that it gets good and dark.