Properly thread the bobbin case.
重新正确地穿梭壳的线.
The thread has not been passed through the notch of the bobbin case tension spring.
底线不能进入到梭壳的线张力弹簧下面.
词典释义:
梭壳
Properly thread the bobbin case.
重新正确地穿梭壳的线.
The thread has not been passed through the notch of the bobbin case tension spring.
底线不能进入到梭壳的线张力弹簧下面.