Organic food refers to food that is by - and - large untainted by pollution.
總體來(lái)說(shuō),有機(jī)食品是一種未被污染的食品.
互聯(lián)網(wǎng)
One finds good and bad smells in the air, but the air itself is untainted.
人可以從空氣的氣味中發(fā)現(xiàn)好與壞, 但空氣本身卻不受好與壞的影響.
互聯(lián)網(wǎng)
"his unsullied name"
"an untarnished reputation"