Isoanakatabar
等气压较差线
🗣️ 情景例句
What line of work are you in?
你做哪一行的？
Are you a native Chinese?
你是土生土长的中国人吗？
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。