The hinged seat lifts up to reveal a useful storage space.把用铰链连接的座位抬起来后，就会发现下面有一个实用的储物空间。They were trapped after the lifts went out of action.电梯出现故障，他们被困在里面了。The mountain lifts above the desert.高山耸立在沙漠之上。There are three ...
该方法既适于自治系统又适于非自治系统.Above method can be applied to both autonomous system and nonautonomous system.研究具有年龄结构的非自治的SIS模型.In this paper , we study a nonautonomous SIS model with age structure.研究了一类利用线性状态误差反馈控制方法耦合的非自治悬臂振动系统的全...
恺撒挥师北上，深入到多瑙河沿岸的森林地带。Caesar marched north into the forests that border the Danube River.我们开车经由洛维奇到达了多瑙河畔的古镇鲁塞。We drove via Lovech to the old Danube town of Ruse.他们在多瑙河和希腊之间定居下来.They established themselves between the Dan...