Underwool
n. （动物的）内层绒毛； 羊绒
🗣️ 情景例句
Yes, I think that's what we stipulated.
对呀，我想那是我们所订定的。
He was pale with fear.
她吓得脸色刷白。
He explained that he had tried to fix the air-line to the supply line that ran round the port but could not because the fittings did not match.
他解释说他想供气管安装到铺设在码头周围的供应管上，但因为接头不相配而接不上。