热热热久久久免费视频|第四色五月婷婷五月天AV|日韩高清无码免费一级大片|日本成人手机在线视频|中文字幕无码Av在线|台湾a级别黄片免费看|欧美一级性爱亚洲第一性爱|A级黄色电影久草大|www.91精品视频|亚洲AV资源欧洲无码在线观

單詞乎

stoma

音標(biāo)['st?um?]
stoma是什么意思、stoma怎么讀

stoma漢語翻譯

n. 口, 氣孔
【醫(yī)】 口, 小孔; 氣孔(植物)

stoma詞型變化

名詞復(fù)數(shù):stomata 

stoma英語解釋

名詞 stoma:

  1. a minute epidermal pore in a leaf or stem through which gases and water vapor can pass
    同義詞：stomate, pore
  2. a mouth or mouthlike opening (especially one created by surgery on the surface of the body to create an opening to an internal organ)
0
糾錯