希望这次的活动成功 We hope this activity successful ; Hope this event a success
成功完成活动 Delivers event successfully
成功活动
Successful activity
以上为机器翻译结果，长、整句建议使用 人工翻译 。
为使这次活动成功费了很大的劲。
A lot of effort has gone into making this event a success.
《牛津词典》
大家认为这项活动很成功。
The event was voted a great success.
人们认为这次活动是成功的。
The event was accounted a success.
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