inconspicuous
adjective uk/ˌɪn.kənˈspɪk.ju.əs/ us/ˌɪn.kənˈspɪk.ju.əs/
不显眼的，不引人注目的
not easily or quickly noticed or seen, or not attracting attention
This type of bird is very inconspicuous because of its dull feathers. 这种鸟因其羽毛灰暗而毫不起眼。
At parties, he always stands in a corner and tries to look inconspicuous. 在聚会上他总是站在角落里，尽量不惹人注意。
Opposite: conspicuous