Permsele lective membrane
[机] 通透选择膜
🧩 词语组成解析
membrane
['membrein]
n. （动物或植物体内的）薄膜;隔膜;（可起防水、防风等作用的）膜状物;
🗣️ 情景例句
Even when I have a cold, I still have a good appetite.
我就是感冒了，胃口也照样很好！
You may go in now.
您可以进去了。
One would expect them to know their parts by heart and never have cause to falter.
人们以为，这些演员一定会把台词背得烂熟，绝不会临场结巴的，