contraction cavity

基本解释

This contraction increases the volume of the thoracic cavity and lowers the pressure inside the lungs.
這個收縮活動增長了胸腔的容積，下降了肺部的壓力。
One of them is Spire, a stonelike device that clips to a belt or bra and senses the expansion and contraction of the chest cavity during breathing.
Spire就是其中之一。這種小裝置零售價爲149.95美元，形狀好像一塊石頭，可以別在皮帶上或卡在文胸上，感知呼吸時胸腔的擴張和收縮。
To evaluate the marginal adaptation of different resin composites to dentin using dual-cured dentin bonding agent by measuring the wall-to-wall polymerization contraction gap width in dentin cavity.
在高倍光學顯微鏡下測定各組用複郃樹脂脩複的牙本質窩洞洞緣処的最大收縮裂隙值。