rarefact

动词 v.

英文释义

动词 v.
  1. To reduce in density. ambitransitive
    — As the ultrasound wave compresses and rarefacts through the medium, it causes microbubbles in the tissue to contract and expand.

词形变化

rarefacts present,singular,third-person rarefacting participle,present rarefacted participle,past rarefacted past

词源

From Middle French raréfaction.
0 次浏览 数据来源: Wiktionary