[00:03]wedge 楔，楔形

[00:15]sledge 雪橇

[00:24]smudge弄脏; 渍痕

[00:36]ridge 岭，山脉

[00:47]lodge 住宿，投宿

[00:58]helmet 头盔，钢盔

[01:09]comet 彗星

[01:19]hazard 危险，冒险

[01:31]