Impermeableness
n. impermeable（不能渗透的）的变形
🗣️ 情景例句
Five, five, five, seven, five, three, two.
5557532。
I asked him to stop, but he wouldn't.
我请他停止，但是他不肯。
After switching on powerful arc lights, they saw great stalagmites -- some of them over forty feet high -- rising up like tree-trunks to meet the stalactites suspended from the roof.
他们打开强力弧光灯，看见一株株巨大的石笋，有的高达40英尺，像树干似地向上长着，与洞顶悬挂下来的钟乳石相接。