| 单词 | exacerbate | 
| 释义 | ex·ac·er·bate   (ĭg-zăsər-bāt′) tr.v.  ex·ac·er·bat·ed, ex·ac·er·bat·ing, ex·ac·er·bates   To increase the severity, violence, or bitterness of; aggravate: a speech that exacerbated racial tensions; a heavy rainfall that exacerbated the flood problems. [Latin exacerbāre, exacerbāt- : ex-, intensive pref.; see  EX- + acerbāre, to make harsh (from acerbus, harsh; see  ak- in the Appendix of Indo-European roots).] ex·ac′er·bation n. | 
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