boring

Her husband is about the most boring person I’ve ever met..她丈夫可以说是我见过的最无聊的人。

The job was dull and boring..这份工作枯燥乏味。

boring machine,镗床；钻机；搪孔机

so boring,真无聊

tunnel boring machine,隧道掘进机；隧道钻巷机；隧道开挖机

boring life,无趣的生活

boring bar,镗杆；钻杆

boring cutter,镗刀

boring work,镗孔工作

boring head,搪刀头；钻头

boring rod,镗杆；钻杆

boring tool,镗刀；钻具

boring lathe,镗床；镗车两用机床

boring mill,镗床