Okay, this is just a lovely small poem, which does not have to be heavy with meaning.

这首诗并没有多么沉重的意义，就是一首可爱的小诗。

youdao

There will be heavy rain with flooding in some areas.

将有大雨，有些地方会泛滥成灾。

《牛津词典》

Whereas some of the low self-control study members are more likely to be single parents with a very low income and the parent is in poor health and likely to be a heavy substance abuser.

然而，一些自我控制能力低的研究对象更有可能是收入非常低的单亲父母，父母的健康状况很差，很可能是重度药物滥用者。

youdao

one of the soldiers said to Smith. "You'll never be able to walk all those miles with that heavy pack on your back."

VOA: special.2009.12.12

That would be good news for European countries with heavy debt loads.

VOA: special.2010.05.07

These should be heavy with stocks since, if you have any sense at all, you have your bonds in tax-deferred accounts like 401(k)s.

FORBES: Magazine Article

Air travel is also expected to be heavy, with 4.2 million people flying during the holiday, according to AAA estimates.

NPR: Americans Take Off for Thanksgiving

To be effective, a new set of institutions would have to be imbued with heavy-handed, transnational enforcement powers.

FORBES: The Simple Solution to Climate Change: Hint, It Isn't World Government