When Peter heard this, he swung his rod to right and left.

彼得一听，就左右挥杖。

The goats were even worse, and only by shouting and whistling, especially by swinging his rod, could he drive them together.

山羊就更厉害了， 只有大声喊叫， 尤其是挥动他的杖， 才能把它们赶到一起。