Ecardines
无铰纲; 无铰钢
🗣️ 情景例句
Sounds like a great way to solve the problem.
听起来好像是个解决问题的好办法。
Yesterday will not be called again.
光阴一去不复返。
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。