She sat down cautiously on the red canvas cushions, knees modestly together.她小心翼翼地在红帆布垫上坐下，膝盖矜持地并拢着。First I applied a blue colour wash to the canvas.我先在画布上涂了一层蓝色水彩。The times that people used canvas boat have become histo...
When not in use it folds up out of the way.不用时就折起放好。The fortress was proof against the techniques of attack then in use.该防御工事能抵御当时所使用的各种进攻手段。a piece of land in use as a tank testing ground用作坦克试验场的一块土地...