Tackbolt
装配螺栓
🗣️ 情景例句
I'm not getting on very fast with this job.
我这份工作进展不快。
His toe is swollen, Does it hurt?
他的脚趾肿起来了，疼不疼？
Please stop me if you have any question.
有任何问题，请随时叫我停下来。