這項

這項

"這項" translates to "this item" or "this task."

In this sentence, '這項' is used to specify a particular item or abstract concept, in this case, '研究' (research).

這項研究的結果非常重要。

The results of this research are very important.

Here, '這項' modifies '計劃' (plan), referring to a specific proposal or initiative.

我們需要仔細考慮這項計劃的可行性。

We need to carefully consider the feasibility of this plan.

In this example, '這項' is used before '活動' (event), indicating a specific event.

這項活動吸引了很多人參加。

This event attracted many participants.