The second and fourth lines of each section rhyme.

每个小节的第二行和第四行押韵。

In the fourth line, the poem changed from describing fruit to describing vegetables.

在第四行，这首诗从描述水果变成了描述蔬菜。

Usually the third and fourth lines rhyme.

通常第三行和第四行押韵。

In the fourth line appeared the word " luco" , which means a sacred wood.

第四行出现了“luco” 这个词，意思是神圣的木头。

He had not added syrup of hellebore, but had proceeded straight to the fourth line of the instructions after allowing his potion to simmer for seven minutes.

他没有加嚏根草糖浆，他让药剂沸腾七分钟后，就直接执行第四条操作说明了。