点击下方单词,选择对的这个单词
1. 剧增;猛涨;猛升If prices or amounts skyrocket, they suddenly increase by a very large amount.
1. sends a firework display high into the sky
Synonym: rocket
2. propels bright light high in the sky, or used to propel a lifesaving line or harpoon
多通过句子记忆单词，而不是单独死记硬背。
