menu (at a Chinese restaurant)
Specifically refers to a menu in a Chinese restaurant setting; not a general menu term.
I looked at the menu at the Chinese restaurant and ordered.
Standard modern kanji form for 'menu at a Chinese restaurant'.
Out-dated kanji form using 單 instead of 単; rarely used in modern writing.
Compound of 菜 (sai, 'dish, cuisine') and 単 (tan, 'list, bill'). The exact historical derivation is uncertain, but the word is conventionally associated with Chinese restaurant menus.