Impermeableness
n. impermeable（不能渗透的）的变形
🗣️ 情景例句
His daughter is sick.
他女儿生病了。
Fifty-litre carboy would be the most economical size. Carboys may be retained without charge for two months.
50升的瓶子应是最经济的尺码，这些瓶子可免费保存两个月。
That's life.
这就是生活。