Update amo/07/07.md

2024-10-18 20:36:01 +00:00 · 2024-10-18 20:36:01 +00:00 · 99c8368bd9
parent d0d2a6c206
commit 99c8368bd9
1 changed files with 2 additions and 2 deletions
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-# plumb line
+# a plumb line

-thin rope with a weight at one end used in building to make sure walls stand straight up and down
+a thin rope with a weight at one end. Builders hod it by a wall to make sure the wall stands straight up and down.