例句與造句

1. The toxicity is due to the combined effect of chemical toxicity and mild radioactivity and there is a danger of cumulative effects from long term exposure.
2. Working through the U . S . Department of Defense-chartered Humanitarian De-mining Information Center, Price is the first scientist to examine the combined effect of chemicals and explosives on Vietnam's ecology.
3. It's difficult to find combining effect of chemicals in a sentence. 用combining effect of chemicals造句挺難的