







drilling
borehole
A plug had been inserted in the drill hole.
A highly inflammable liquid escaped into the drilling equipment.

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Open the tool →钻孔 (zuān kǒng) means “drilling, borehole”.
钻孔 is pronounced zuān kǒng in Mandarin Chinese.
“drilling” is 钻孔 (zuān kǒng) in Chinese.
This page has 2 example sentences using 钻孔, each with pinyin and an English translation.