Verb:
work hard;She was digging away at her math homework
Lexicographers drudge all day long
be agitated;the sea was churning in the storm
moisten or soil;Her tears moiled the letter
toil and moil辛辛苦苦地工作…
近义词 dig挖grind磨boil沸腾toil辛苦roil搅浑labor工人sweat汗水slave奴隶labour劳动churn搅乳器drudge劳碌的人fag(尤英）苦工…travail分娩的痛苦