“这时”的英语？

到这时根本就不讲什么逻辑了。By now all logic had gone out of the window.就在这时，一辆轿车在房前停下了。At this moment a car stopped at the house.他们前一天整夜未眠，所以这时正在补觉。They had been up all night and were sleeping it off....