YOU SAID:

It is poorly, lacking thriving, event today.

INTO JAPANESE

今日のイベントは貧弱で、盛り上がりに欠けています。

BACK INTO ENGLISH

Today's event is poor and lacks excitement.

INTO JAPANESE

今日のイベントは貧弱で盛り上がりに欠けます。

BACK INTO ENGLISH

Today's event is weak and lacking excitement.

INTO JAPANESE

今日のイベントは弱くて盛り上がりに欠ける。

BACK INTO ENGLISH

Today's event is weak and lacking excitement.