?半封闭海
... semi-arid zone半干旱带 semi-enclosed sea半封闭海 semi-rigid foamed plastics半硬质泡沫塑料 ...
半封闭浅海
The Baltic Sea is semi-enclosed, so it takes a long time to flush out toxins.
BBC: Sweden wants explanation on Baltic nuclear 'dumping'
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。