An important quality of steel is its strength. (1)钢铁的最重要品质是其强度.She made a quick decision.她做了一个很快的决定.The room was so quiet he could hear his heart beat. (1)这个房间这么安静,他都能听到他的心跳.Radiation from the sun can burn our skin. (1)太阳的辐射可能会晒伤我们的皮肤.Thirty-eight pe…