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Covert
01
一群水鸡,一群鸭水鸡
a covering that serves to conceal or shelter something
02
一群水鸡,一群鸭水鸡
a small feather that covers the base of a bigger feather on the wings or tail, helping the bird to fly better by keeping it warm and streamlined
03
一群水鸡,一群鸭水鸡
a flock of coots
covert
01
not displayed or acknowledged openly; secret, concealed, or hidden
02
(of a wife) being under the protection of her husband
