The site supervisor used a plummet to check that the new office wall was vertical.

工地主任用鉛錘檢查新辦公室的牆面是否垂直。

Our hardware store shipped fifty brass plummets to the construction client last Tuesday.

我們五金行上週二出貨了五十個黃銅鉛錘給營建客戶。

During the safety inspection, the engineer lowered a plummet down the elevator shaft.

安全檢查期間，工程師把鉛錘垂放到電梯井裡。