三废
three types of waste product, namely: waste water 廢水|废水[fei4 shui3], exhaust gas 廢氣|废气[fei4 qi4], industrial slag 廢渣|废渣[fei4 zha1]
Traditional: 三廢
✍️ Practice Writing the Full Phrase
📖 Additional Information
English Phonetic:
θri:
Detailed Definition:
n. the cardinal number that is the sum of one and one and one\ns. being one more than two