"He masked his disappointment"
"the mountain was clothed in tropical trees"
"cloaked monks"
Tucking up..the ground under a cloak of snow.
She pretends to be a painter, but you have only to look at her work to realise it is a cloak for other activities.
牛津高阶第八版
美国韦氏词典
Dictionary.com
Free Dictionary
维基百科 (自由的百科全书)