中文词 · Chinese word
勘探
kān tàn — to explore; to survey; to prospect (for oil etc)
HSK 2.0 L6, HSK 3.0 L7, HSK newest L7 · study the lists
中文词 · Chinese word
kān tàn — to explore; to survey; to prospect (for oil etc)
HSK 2.0 L6, HSK 3.0 L7, HSK newest L7 · study the lists