perilune

例句：

1. 1. The climber was caught in a sudden snowstorm and had to abandon his summit attempt.
   登山者在突如其来的暴风雪中被迫放弃他的登顶尝试。
2. 2.The scientist warned that the new drug could be perilous for those with heart conditions.
   科学家警告说，这种新药对心脏病患者可能是危险的。
3. 3. The expedition was halted due to the perilous nature of the terrain.
   由于地形的危险性，这次探险被迫停止。