发球器 meaning in English
pitching machine
Examples
- Put the white ball in the trigger . pull the trigger backwards and aim it at the red ball . press the button to release the white ball
把白球放在发球器上，将发射杆拉后，对准红球，按掣将白球射向红球。 - Put the white ball in the trigger . pull the trigger backwards and aim it at the red ball . press the button to release the white ball
1 .把白球放在发球器上，将发射杆拉后，对准红球，按掣将白球射向红球。