Optionality
n. 期權性風險
??? 情景例句
Anything can I help you with?
有我能幫忙的地方嗎？
Who is the greatest playwrighter of our times?
誰是當代最偉大的劇作家？
Loud conversations on mobile phones invade our thoughts or interrupt the pleasure of meeting friends for a quiet chat.
用移動電話大聲交談干擾我們的思路，破壞我們和朋友在一起輕聲聊天所得到的樂趣。