Tgr
高炉煤气回收
🗣️ 情景例句
Why do you plan to leave the present job?
你为什么打算离开现在的工作？
It wasn't very expensive either.
而且也不太贵。
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。