Just like learning English, starting with APAD.

来源: 7grizzly 于 2023-03-23 10:30:38 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
回答: APAD: Constant dropping wears away a stone 由 移花接木 于 2023-03-23 09:36:10
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