以上来源于: WordNet
Two percent capsaicin bear spray is advertised at 3.3 million units, and pure capsaicin - the chemical that causes the pain - hits 16 million.
驱熊喷雾器尽管只含有2%的辣椒素(capsaicin)，但广告宣称其辣度为330万单位；而可以引发剧痛的纯辣椒素其辣度骤升至1600万。
The park is enormous with more than 300 Km of trails. We grabbed our map, our bear spray and made sure we had emergency supplies just in case.
这座公园好大，有绵延超过300公里长的步道。我们带着地图和防熊喷雾剂，再检查其他以防万一用的紧急用品是否也都带齐。
Afterwards we hike through the woods. Kyla has her bear spray, which according to my book is a useful deterrent, though on a windy day 'may disable the user'.
后来，我们在树林里徒步行走，吉拉带着防熊喷剂，据我的小册子介绍说它对阻吓熊很有效，但在有风的天气会失灵。
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