Tdn
abbr. 可消化的养分总量（total digestible nutrients）
🗣️ 情景例句
Why does the boss have such a large, comfortable chair?
为什么老板有张那么舒服宽大的椅子？
Who swims in sin shall sink in sorrow.
在罪恶中游泳的人，必将在悲哀中沈没。
The book you ask for is sold out.
你要的那本书已经售完了。