prolonged exposure

基本解释

Prolonged exposure to these fumes can lead to a “Parkinsonian syndrome” called manganism.
长期接触这些烟雾可导致被称为锰中毒的“帕金森综合症”。
But note that these procedures don't last very long; prolonged exposure would be more dangerous.
但是注意这些程序不会持续很长时间；长时间的接触会更加危险。
It is typically caused by prolonged exposure to heat or an infrared source such as a heating pad or hot water bottle.
通常是由于长时间暴露于高温或者红外线辐射源，例如加热垫或者热水瓶。

The skin lesions that come from prolonged exposure to arsenic are already evident on the hands and feet of many villagers.
ECONOMIST: Scientists have offered a solution to the arsenic wells
Certain OLED materials also are damaged by prolonged exposure to sunlight.
FORBES: Samsung's Bendable Phone Could Break Apple's Innovation Hegemony
The insidious impact of prolonged exposure to Beijing's haze is far less easy for the public to gauge, and the government does not make that task any easier.
ECONOMIST: Beijing wants to clear the air for the Olympics