khaki
/ˈkɑːkɪ/noun
(pl. khakis)［mass noun］
1- a textile fabric of a dull brownish-yellow colour, in particular a strong cotton fabric used in military clothing（尤指用以做军装的）卡其布。
1.1
- a dull brownish-yellow colour黄褐色, 土黄色：
as modifier the pale khaki sand.黄褐色的沙子。
1.2
khakis
trousers or clothing of this fabric and colour卡其服装; 卡其裤; 卡其黄色的裤子（或衣服）。
词源
mid 19th cent.: from Urdu ḵākī 'dust-coloured', from ḵāk 'dust', from Persian.