An option contract which gives the holder the right to buy a fixed number of shares at the stated exercise price at any time up to a fixed expiry date.是什么意思_An option contract which gives the holder the right to buy a fixed number of shares at the stated exercise price at any time up to a fixed expiry date.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句