Half of the students had felled trees before. 언덕을 따라 구불구불한 벌목 도로를 따라 늘어선 픽업트럭에서 스티엘 전기톱 수십 대가 내려졌습니다. Cold autumn winds bit ears and fingers while the smell of diesel exhaust, unleaded fuel and twocycle engine oil swirled in the midmountain air.