paraquat
🇺🇸
/ˈpærəkwɑːt/
🇬🇧
/ˈpærəkwɒt/
A very dangerous chemical that is used to kill unwanted plants.
Farmers use paraquat to eliminate weeds that are choking their crops.
農民使用巴拉刈來消除妨礙作物生長的雜草。