Titanium wires embedded in a zig-zag pattern easily stretch without breaking contact with miniature sensors.

以锯齿形图案嵌入的钛丝能够轻松地延伸弯曲，而且断与微型传感器的联系。

A sawtooth pattern instead of regular P waves signifies atrial flutter.

锯齿形而是规则的P波表示心房扑动。

Not that it seems to bother its residents who happily fly the national flag, which flutters in the wind alongside a zig zag of laundry hanging as far as the eye can see.

这并是说它似乎打扰了快乐地悬挂国旗的居民， 国旗在风中飘， 挂着锯齿形的衣物， 一望无际。

He knew he was beaten now finally and without remedy and he went back to the stern and found the jagged end of the tiller would fit in the slot of the rudder well enough for him to steer.

他明白他如今终于给打败了，没法补救了，就回到船梢，发现舵把那锯齿形的断头还可以安在舵的狭槽里，让他用来掌舵。