seal
英 /siːl/ 美 /siːl/
- v. 密封；封住Close something tightly to prevent anything entering or escaping
- n. 密封层；封条A covering or fastening that keeps something securely closed
- n. 海豹A sea mammal with flippers that also rests on land
Seal the jar tightly to keep the biscuits fresh.
把罐子密封好，让饼干保持新鲜。
Builders should seal gaps around windows to reduce heat loss and improve household energy efficiency.
建筑工人应封住窗户周围的缝隙，以减少热量流失，提高家庭能源利用效率。
搭配
seal an envelope 封好信封seal a gap 封住缝隙an airtight seal 气密封口break the seal 拆开封口
辨析提示
作动词强调封严；作名词也可指海豹，注意语境。
词族
sealed (adj.)、sealer (n.)、unseal (v.)
反义 unseal
相关词
- repeatedly 反复地；屡次
- rear 后部；后面
- unsuitable 不适合的；不适宜的
- tiptoe 踮着脚尖走
- stitch 一针；针脚；缝线
- warranty 保修承诺；保修单
- largely 主要地；很大程度上
- steady 稳定的；持续平稳的
插画、释义与录音：Word Atlas contributors（词光），CC BY 4.0，已修改。署名与许可