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noun [ C ] architecture specialized uk/æps/ us/æps/
（尤指教堂东端的）半圆形 （或多角形）拱顶附带建筑， 半圆室，半圆形殿
an area with curved walls at the end of a building, usually at the the east end of a church
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。