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
They defrauded the bank of $200,000.
他们从银行骗了20万美元。
It is better to die with honour than to live in infamy.
光荣的死胜于羞辱的生。
It usually comes in February or March. Summer is often very hot.
通常在2月或3月开始。夏天很热。