n.爬山者；攀登者；攀援植物；野心家
Even an experienced climber can get into trouble. 那怕是个有经验的登山者也能陷入困境。
A climber needs secure footholds. 攀登的人脚踩的地方要很牢固。
That is a climber of southern United States with bluish-purple flowers. 那是一种开蓝紫色花的美国南部攀援植物。
"A science fiction cannot not be regarded as a mere entertainment, but in fact it tells the reader much more." "科幻小说不能简单地看成是供消遣的，而实际上它给读者展示更深刻的内容。"
脚扣
爬楼梯器具
