1. 劳动：labourer 劳动者 | labouring 劳动 | labourious 需要劳力的

2. 劳动的：labourer /劳动者/工人/ | labouring /劳动的/ | labourious /吃力的/困难的/麻烦的/

4. labouring在线翻译

adj

1. doing arduous or unpleasant work

e.g. drudging peasants
the bent backs of laboring slaves picking cotton
toiling coal miners in the black deeps

Synonym: drudginglaboringtoiling