"his labor did not require a great deal of skill"
"She was digging away at her math homework"
"Lexicographers drudge all day long"
来自《简明英汉词典》
来自《现代英汉综合大词典》
来自《现代汉英综合大词典》
来自《现代英汉综合大词典》
来自《现代英汉综合大词典》