short period的用法和樣例：
例句
- A short period of active trading, as on a stock exchange.
小混亂如股票市場的爆漲等短時期內的活躍行市 - In a short period of time he grew into a great communist fighter.
在很短時期中，他成長為一名偉大的共產產義戰士。 - A diesel submarine is able to cruise under water for a short period of time, but a nuclear one is able to cruise under water much longer.
柴油潛艇在水下只能航行非常短的時間，而核潛艇在水下航行的時間要長得多。
