When threatened they'll run in a zigzag pattern, an effective mode of escape.

受到威胁时，它们会以 Z 字形跑，这是一种有效的逃跑方式。

It struggles outward in a chaotic zigzag pattern that scientists call the " random walk" .

光子就在这样混乱的曲折之中挣扎着向外游动，这种模式科学家称之为“随机游动”。

So it goes in a zigzag pattern in need of natural ventilation.

所以它呈锯齿状，需要自然通风。

Some spiders finish their web by having a band of silk in a zigzag pattern, a personal touch, the purpose of which remains a total mystery.

有些蜘蛛在它们的网织完后会留下一片丝呈之字形，就像个性签名，这样做的用途仍然是个迷。

First we cut the lemon across the middle in a zigzag pattern, like the picture, and then do the same, a little less successfully, to remove the stem portion of the tomato.

首先，我们将柠檬从中间切成锯齿形，如图所示，然后用同样的方法去除番茄的茎部分，但效果稍差一些。