adj.（体力劳动）艰苦繁重的，累死人的...

These machines would relieve the peasants of their backbreaking labour.这些机器可以把农民从繁重的体力劳动中解放出来.That's backbreaking work and may be too much for us.这可是累人的工作,我们可能负荷不了.Digging the garden is a backbreaking job.翻整花园的地是件累人...

backbreaking的音标：backbreaking的英式发音音标为：['bækˌbreɪkɪŋ]backbreaking的美式发音音标为：['bækˌbrekɪŋ]...