the act of lifting heavy objects 重任;重担;艰巨的工作 Patients should avoid putting a strain on their bodies, such as heavy lifting and strenuous exercise. 患者应避免对身体造成压力,如举重和剧烈运动。
hard or difficult work 重任;重担;艰巨的工作 The film still has a lot of heavy lifting to do to make $40 million. 这部电影要想赚 4 000 万美元,还有很多艰苦的工作要做。 Much of the heavy lifting in this report was done by the expert writers. 这份报告中大部分的繁重工作是由专家作者完成的。