求翻译：重金属原义是指比重大于5的金属，包括金、银、铜、铁、铅等，重金属在人体中累积达到一定程度，会造成慢性中毒。是什么意思？

Heavy metals in the original meaning is greater than the proportion of five metal, including gold, silver, copper, iron, lead, heavy metals accumulate in the body reaches a certain level, and cause chronic poisoning.

Heavy metals than original righteousness is in the metal, including 5 gold, silver, copper, iron, lead, heavy metals accumulate in the human body to a certain extent, can cause chronic poisoning.

The heavy metal primary meaning is refers to the proportion to be bigger than 5 metals, including the gold, the silver, the copper, the iron, the lead and so on, the heavy metal accumulates in the human body achieved certain degree, can create the chronic poison.

Literal refers to the proportion of heavy metals of greater than 5 metals, including gold, silver, copper, iron, lead, heavy metals accumulate in the human body reaches a certain level, can cause chronic poisoning.

正在翻译，请等待...