Sicula
胎管
🗣️ 情景例句
He started with them almost forty years ago.
他在那里做了快四十年了。
I worked at the garage this morning.
我今早在车房工作。
After the accident, all the lines and taps were clearly marked and new people joining the workforce were given a talk on safety before they started work.
火灾过后，所有的管道和龙头都被标得一清二楚，而且加入劳动队伍的新工人在开始工作之前要接受有关的安全教育。