炎热的天气使人不愿意辛勤地工作.Hot weather indisposes a man to work hard.我们辛勤地研究了整个上午.We studied hard all the morning.她只是在炉子 、 工作台和水井这个永恒的小天地里辛勤地劳动,好象其余的一切都不存在似的.She plodded in her perpetuating circle of stove, worktable and sink as if...

“辛勤地”的英语可以翻译为：with one's shoulder to collar ...