Backweld
背焊缝
🗣️ 情景例句
Do you think you made the right decision?
认为你的决定正确吗？
I will assist you in any way I can.
只要能做到的，我什么事情都愿为你做。
We can see the lake from our bedroom window.
从卧室的窗口可以看见那湖。