转到您的 API 帐户，在左上角的选择项目"下拉菜单中选择一个项目，然后在 API Key 品种的创建凭据"中选择一个项目.

Go to your API account, select a project at the "Select a project" dropdown in the upper left, and "Create Credentials" of the API Key variety.

Firebase 会自动链接到您的密钥.

Firebase will link to your key automatically.