ice crack

例句：

1. 1. The icecracked under the weight of the snow.
   雪的重量使冰裂开了。
2. 2. Theice crack was visible froma distance.
   从远处就能看到冰裂。
3. 3. The ice crack is dangerousto walk on.
   这个冰裂走在上面很危险。