B · TOPIK 3–4Noun
필수
necessity, essential
NOUN
필수
NOUN
necessity,essential
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In sentences from our articles
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Lifelong learning is becoming a necessity, not an option.
Is the lifelong job disappearing? · TOPIK 4 →.
In a trip to Taiwan, the night market is a must-visit stop that cannot be left out.
Taiwan Night Markets: Must-Visit Spot · TOPIK 4 →