...a rare and irreplaceable jewel...举世无双的稀世珠宝B: You are very upset with the news . The pet is irreplaceable.B非常伤心, 因为那宠物是不可替代的.The Radio frequency communication irreplaceable makes mobile communication realized in underg...
They are priceless, unique and irreplaceable.它们是独一无二、不可替代的无价之宝。The Radio frequency communication irreplaceable makes mobile communication realized in underground mine.射频通信无可替代地实现了矿山井下的移动通信.B: You are very upset with the ...