积极 + 的 + Noun / 积极 + Verb
积极 (jījí) means "positive," "active," or "proactive" and describes a favorable attitude, outcome, or effort. It can modify nouns (积极的态度, a positive attitude) or verbs (积极参与, to actively participate).
她对工作一直保持积极的态度。
tā duì gōngzuò yīzhí bǎochí jījí de tàidu.
She has always maintained a positive attitude toward work.
老师鼓励学生积极参与课堂讨论。
lǎoshī gǔlì xuéshēng jījí cānyù kètáng tǎolùn.
The teacher encourages students to actively participate in class discussions.
这次谈判取得了非常积极的成果。
zhè cì tánpàn qǔdé le fēicháng jījí de chéngguǒ.
This negotiation achieved very positive results.