Ferrocement
鐵礦碴水泥
??? 情景例句
Good-bye, Richard, and good luck. See you in two weeks.
再見， Richard， 祝你好運。兩周后見。
Who are you?
你是誰？
There is no shortage of tipsters around offering 'get-rich-quick' opportunities.
我們周圍不乏情報販子，向人們提供迅速發財致富的機遇。