adjective🔗Share방수, 물이 새지 않는So tightly made that water cannot enter or escape."The new lunchbox is watertight, so my sandwich won't get soggy if it rains. "새 도시락은 방수 기능이 있어서 비가 와도 샌드위치가 젖지 않을 거예요.nauticaltechnicalbuildingconditionChat with AIVocabulary GamePractice Reading
adjective🔗Share확실한, 철통같은So devised or planned as to be impossible to defeat, evade or nullify."a watertight contract; a watertight regulation"확실한 계약; 철통같은 규정plansystemtechnicalbusinesslawpoliticsChat with AIVocabulary GamePractice Reading
