a secret door的相關資料：
臨近單詞
Ajelli
a
A Novel Adaptive Decision Circuit
a chemical/manufacturing plant
A heterogenous bone transplant.
A guide to XML transformations.
a strategically placed microphone
a desktop development environment
a/the renunciation of violence
a piece of art/music/poetry
a self-access centre/library
a singular noun/verb/ending
