强风折断了一根帐篷杆，我们的庇护所随之倒塌。

The strong wind snapped one of the tent ___poles, collapsing our shelter.

工人们正在用更耐用的金属杆替换高速公路沿线那些旧的木杆。

Workers are replacing the old wooden ___poles along the highway with more durable metal ones.

游客们经常倚靠在标示市中心的柱子上拍照。

Tourists often take photos leaning against the ___pole that marks the city center.