1、Some sparks from a passing train set the haystack on fire.
一列過往火車迸發(fā)出的一些火花點(diǎn)著了干草堆。

2、The algorithm "learns" from the train set and makes assumptions about ratings in the test set.
算法從訓(xùn)練集中“學(xué)習(xí)”然后對(duì)測(cè)試集的評(píng)分進(jìn)行預(yù)測(cè)。

3、When the bell ring, New Year's train set out on time.
零時(shí)的鐘聲響徹天涯，新年的列車準(zhǔn)時(shí)出發(fā)。

4、Some sparks from a passing train set the haystack on fire
一列過往火車迸發(fā)出的一些火花點(diǎn)著了干草堆。