The roof of the new tunnel hasn't been properly supported; it shows signs of falling in.新隧道的顶部支撑得不好, 已显出坍塌的迹象。Call signs , code words , today's encryption keys!呼叫代号、暗语 、 还有今天的密钥!There were no signs she'd b...
She was back at work with her arm in a sling.她胳膊上还吊着三角巾，就回来工作了。Don't just sling your clothes on the floor.不要把衣服往地板上一扔就不管了。The cylinder was lifted from the seabed in a sling.圆筒用吊索吊离海底....