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

strata

音標(biāo)['streit?]
strata是什么意思、strata怎么讀

strata漢語翻譯

pl. 層, 地層, 階層
【醫(yī)】 層

strata英語解釋

名詞 stratum:

  1. one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
    同義詞：stratum
  2. an abstract place usually conceived as having depth
    同義詞：level, layer, stratum
0
糾錯