knob loosened off during operation的意思|示意
美 / /
英 / /
操作时旋钮松动
knob loosened off during operation的网络常见释义
操作过程中 knob missing：按钮缺失 knob loosened off during operation：操作过程中，旋钮松落 knob wobble /rubbing/ poor alignment /fitted wrong way：旋钮摇晃／有磨擦／未成一直线／装错 ..