Ainda não temos significados para "climb by headlamp".
1Climbing by headlamp, I couldn't see the ground nor how far I might fall.
2However, come summer, you'd be a fool to find yourself climbing in the lower third unless motivation is high and you like climbing by headlamp.
3Climbing by headlamp, I crawled my way up to the Eismeer boulder problem and yelled down to Tommy, "OK, watch me here"-andthen promptly fell.