sharping的用法和樣例：
例句
- Please be on hand at12: 30 sharp.
請在12點30分準時在席。 - I/We will be at the10 Baker Street at six sharp, and look forward to seeing you.
我(們)將於晚六點準時到達貝克大街10號，到時再會。 - His brother is sharp as a tack; he got100 on every test.
他弟弟十分聰明伶俐，每次考試都得100分。 - The time now is 10:00 p, m, sharp.
現在的時間是晚上10點整。
