carpenter's straight line marker (an inked cord stretched tight then lowered onto timber)
Definitions (粵典–words.hk)
名詞
木工工具,用嚟幫工地畫直綫,傳説係魯班整出來嘅。墨斗結構係一塊四方木,上面挖空裝墨。墨可以係墨粉或者墨水。斗中間有個綫轆,可以拉一條綫出來,然後兩個人行埋去要彈墨綫嘅地方,對準彈落去,咁就有一條綫響啲嘢上面。 a tool for drawing straight lines on a wall, for decoration and construction
I missed my bus this morning and was late at work. Every restaurant I wanted to have lunch in was full. On top of that, someone bumped into me and knocked my takeoff to the ground, how unlucky can I be?
Cantonese
你今日块面黑过墨斗,无事呀嘛?
你今日塊面黑過墨斗,無事呀嘛?
You have a really long face today, is everything alright?