Nanoperm
毫微坡莫(透气率, =10的-9次方Perm)
🗣️ 情景例句
That sounds fine.
这样听起来蛮好的。
Better a little fire to warm us, than a great one to burn us.
适量的火好取暖，熊熊烈火能焚身。
I was walking home when I met Dave.
我碰到大卫时，我正往家走。