2 sentences for 杠 (gāng)

1. 校门口的旗子被系在一根长长的杠上。

   xiào​mén​kǒu de qí​zi bèi jì zài yī gēn cháng​cháng de gāng shàng.

   The flag at the school gate was tied to a long pole.

   Source: Dong Chinese Dictionary

2. 河面上横着一根粗壮的杠，供人们踩着过河。

   hé​miàn shàng héng zhe yī gēn cū​zhuàng de gāng, gōng rén​men cǎi zhe guò​hé.

   A thick log lay across the river for people to step on to cross.

   Source: Dong Chinese Dictionary