亚洲国产精品视频中文字幕,毛片亚洲AV无码精品国产午夜,亚洲国产精品色婷婷,国产综合日韩精品第16页

單詞乎

rarefaction

音標(biāo)[,r??ri'f?k??n]
rarefaction是什么意思、rarefaction怎么讀

rarefaction漢語翻譯

n. 稀薄化, 稀薄
【醫(yī)】 稀疏[狀態(tài)], 疏松[狀態(tài)]

rarefaction詞型變化

形容詞:rarefactive 

rarefaction英語解釋

名詞 rarefaction:

  1. a decrease in the density of something

rarefaction詳細(xì)解釋

rar.e.fac.tion

n.（名詞）
A decrease in density and pressure in a medium, such as air, caused by the passage of a sound wave.
稀薄化：介質(zhì)中密度和壓力的下降，例如在空氣中，由于聲波的穿越而發(fā)生
The region in which this occurs.
稀疏區(qū)：發(fā)生這種現(xiàn)象的區(qū)域

【引伸】
rar.efac.tive
adj.（形容詞）

0
糾錯