A sickle-shaped creature was darting toward Chimney Rock, two sandstone pinnacles that cap a long, narrow rock platform.
一只状如镰刀的精灵箭一般地飞向烟囱岩。烟囱岩是两截尖锥形砂岩，如帽子形状盖在一个狭长的岩石台基上。
2
On trial, the chimney still can work normally in six-grade wind force, so the safety wind-proof cap efficiently insures the personal safety of indoor operating staff.