A narrow, winding, and perilous mountain path; a treacherous and difficult route.
这条通往古村落的山路真是羊肠鸟道，崎岖不平，驾驶起来需要格外小心。
The mountain road leading to the ancient village was truly a narrow, winding, and perilous path; it was uneven and required extra caution when driving.
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