From one side of this, in the middle, he cut a wide, deep notch.

从它的一侧，在中间，他切了一个又宽又深的缺口。

Now with his ax he cut a wide, deep notch near each end of these logs.

现在，他用斧头在这些原木的两端附近切了一个又宽又深的缺口。