but travelers found high-speed train tickets are easy to get, while slow train tickets are even more difficult to buy than before.
但乘客发现,高铁车票比较容易买到,而相比之下的慢车车票却比以前更难买了。
above the crowd i hear the clang of a crossing signal as a slow train rolls along the tracks.
越过人群,我听到一辆慢车驶过道口时的的信号声。
in the process of speech and speaker recognition with bp neural network, nearly several hundreds of input nodes are required, that lead a very large network scale and a very slow train speed.