Improver
01
개량제, 품질 향상제
a component added to something to enhance or increase its quality or performance
예시들
Gardeners often use soil improvers to enrich the earth and promote healthy plant growth.
정원사들은 종종 토양 개량제를 사용하여 토양을 풍부하게 하고 건강한 식물 성장을 촉진합니다.
02
개선자, 사회 개혁가
someone devoted to the promotion of human welfare and to social reforms
