A deep hole or shaft sunk into the earth to obtain water, oil, gas, or brine.
예문
1. an oil well (유정) 2. I felt indignation welling up in me. (분노가 치밀어 오름을 느꼈다) 3. a fountain welling its water (물을 뿜어내는 분수) 4. Tears welled up in his eyes. (그의 눈에서 눈물이 넘쳐흘렀다) 5. a well of information (지식의 샘)
