launch

To start or introduce a new project, product, or initiative; to send something on its way forcefully.

• launch/lɔːntʃ/(n)发射；启动
• launcher/ˈlɔːntʃə/(n)发射器；启动者

• launch a product
• launch an initiative
• launch a campaign
• product launch
• launch an investigation
• formal launch

1. 1.The organisation will launch its new digital platform in the autumn, following six months of user testing.
2. 2.The inquiry was launched after several whistleblowers raised concerns about internal financial controls.

• initiate/ɪˈnɪʃɪeɪt/— start formally
• introduce/ˌɪntrəˈdjuːs/— bring in for the first time
• roll out /rəʊl aʊt/ (introduce in stages)

from Old French "lanchier" = to throw a lance; meaning extended to "send on its way"