Farming can be very much a hit-and-miss affair.

务农可能是件很要碰运气的事。

In southern Europe, it's kind of hit-and-miss. I.

在欧洲南部，公交车经常没有准点。

Getting a response online can be a hit-and-miss affair.

在网上得到回应可以算是瞎猫碰死耗子的事件。

As you might expect, produce is also the most hit-and-miss category, quality-wise.

就像你预想的那样，农产品同样也是最容易胡乱摆放的类别。

Hunting for clothes in a busy shop can be a nightmare, but shopping online can be a bit hit-and-miss.

在拥挤的商店里寻找衣服或许是一个恶梦，但在网上购物多少又有点拿不准。