nounB1
汚染物質
a substance that makes air, water, or land dirty and unsafe
例文
Cars release a harmful pollutant that makes the city air dirty.
車は都市の空気を汚す有害な汚染物質を放出する。
汚染物質
a substance that makes air, water, or land dirty and unsafe
例文
Cars release a harmful pollutant that makes the city air dirty.
車は都市の空気を汚す有害な汚染物質を放出する。