Corpus Viewer
秒者,亦稱秒鐘,
萬國公制之度也,以計時
。六十秒為一分,六十分為一小時,二十四小時為一日。
初,以日定秒,故一秒為一日之八萬六千四百分之一也。然地球自傳未有定數,一日時長不一,故諸國公議,以銫
原子躍遷九十一億九千二百六十三萬一千七百七十週為一秒
。
據
IDS:
?
If a component is awkward to type directly, choose its total stroke count and then its first stroke. This is an input aid, not a judgement about how difficult the component is to learn. The five first-stroke classes follow the IRG system.