They emerge enclosed in a white egg-like membrane that ruptures, leaving a cup-like sac at the stem's base.

它们被包裹在个白色卵膜中，破裂后在茎下个囊。

I was aware that a cup-shaped microphone, or something very similar, hung over the table about on a level with my eyes had I been sitting in the chair.

我注意到桌上悬着个麦克风，或者类似东西， 其高度与我若坐在椅子上时眼睛平齐。