
好词典

源自中古英语 'idlen'(意为‘懒惰’)加上后缀 '-er',表示‘从事某种行为的人’。
❶ 指懒惰或无所事事的人,常用来形容那些不愿工作或总是浪费时间的人。
“He was known as the town idler, spending his days at the cafe.”
(他是镇上有名的懒汉,整天泡在咖啡馆里。)
“Don't be an idler; find something productive to do.”
(别当懒人,找点有意义的事情做。)
❶ 机械术语,指空转轮或惰轮,用于传动系统中不直接传递动力的轮子。
“The idler pulley helps maintain tension in the belt system.”
(惰轮有助于保持皮带系统的张力。)
“Replace the worn-out idler in the engine to prevent slippage.”
(更换发动机中磨损的惰轮以防止打滑。)
idler pulley — 机械中的惰轮,用于调整皮带或链条的张力,不直接传递动力。
“The idler pulley needs replacement as it's making noise.”
(惰轮需要更换,因为它发出噪音。)