noun 下载 🔗分享 密封剂，填缝剂。 Any material used to seal a surface so as to prevent passage of a fluid. Examples : "The plumber applied sealant around the bathtub to prevent water from leaking. " 水管工在浴缸周围涂了密封胶，以防止漏水。 material substance building technical 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 密封剂，填缝剂 A mixture of polymers, fillers, and pigments used to fill and seal joints where moderate movement is expected. Examples : "The bathtub needed new sealant around the edges to prevent water from leaking into the wall. " 为了防止水渗入墙壁，浴缸边缘需要重新涂上新的密封胶/填缝剂。 material substance technical building industry 与AI对话词汇游戏阅读练习
