出色的幻灯片为演说者提供视觉辅助，增强信息传递的效果。

Great slides serve as a visual aid that reinforces the speaker's message.

youdao

出色的幻灯片为演说者提供视觉辅助，增强信息传递的效果。

Great slides serve as a visual aid that reinforces the speaker's message.

youdao