Dahlias are florescent from July.天竺牡丹七月起开花.The dahlias died back when the frosts came.大丽花霜打后暂时枯萎.At what stage of development should we cut roses, gladioluses, and dahlias?知道对于玫瑰 、 剑兰及天竺牡丹,我们应在甚麽阶段剪下来用....
Designing silicon chips to mimic human organs sounds fanciful.设计硅芯片模仿人的器官听上去是异想天开。I went and bought about six dollars' worth of potato chips.我去买了大约6美元的薯条。We ate chips every night, but hardly ever had fish.我们每晚吃炸薯条，但...