A cylindrical tool used to flatten and shape dough. The kanji 伸ばし棒 literally means 'stretching stick'.
See also: 麺棒
Roll out the pie dough thinly with a rolling pin.
extension bar
A tool accessory used to extend the reach of a socket wrench or similar tool.
Using an extension bar is handy for turning bolts in tight spaces.
long vowel mark; prolonged sound mark
Colloquial term for the long vowel mark (ー) used in katakana and sometimes hiragana. The formal term is 長音符 (ちょうおんぷ).
See also: 長音符
In the katakana word コーヒー, there are two long vowel marks.
Standard kanji spelling using 伸ばす (to stretch/extend).
Mixed kana-kanji spelling; the first part is written in kana.
Alternate kanji spelling using 延ばす (to prolong/extend).
Compound of 伸ばし (noun form of 伸ばす 'to stretch/extend') + 棒 'stick/bar'. The spelling 延ばし棒 uses a kanji with a similar meaning. The colloquial sense for the long vowel mark comes from the visual resemblance to a bar that stretches the sound.