supersonic /.sju:pә'sɒnik/

释义

(adj.) (of speed) greater than the speed of sound in a given medium (especially air)
(adj.) having frequencies above those of audible sound

在词托邦里，「supersonic」是一只形容词属性像素生物（拉丁词源 · 机械型生物，极稀有卡）。字母决定它的长相，词源决定体型，词频决定稀有度；收集它、用它造句升级，并在单词对战中记住它的词性。