Membranella
微膜
??? 情景例句
using as many letters as possible.
盡可能多用字母，
Waste of time is the most extravagant and costly of all expenses.
浪費(fèi)時(shí)間是一切花費(fèi)中最奢侈豪華的費(fèi)用。
They don't get enough air.
（那樣）魚(yú)得不到充足的空氣。