“曲子”怎么读？

演奏钢琴的戴夫将这支曲子反复弹了两三遍。Dave, the pianist, played it over a couple of times.这首曲子有，嗯，大约半个小时那么长，对吗？This piece is, what, about a half an hour long?他写了一组非常单调枯燥的曲子。He has written a batch of very samey tunes....

“曲子”的英语可以翻译为：song，tune，melody ...