(adj.) having a frequency below or above the range of human audibility; 'a silent dog whistle' .
(adj.) not made to sound; 'the silent `h' at the beginning of `honor''; 'in French certain letters are often unsounded' .
(adj.) implied by or inferred from actions or statements; 'gave silent consent'; 'a tacit agreement'; 'the understood provisos of a custody agreement' .
(adj.) marked by absence of sound; 'a silent house'; 'soundless footsteps on the grass'; 'the night was still' .
手打:波莱特
录入:温思罗普