针对 (zhēn duì): to target, to aim at

In response to young people's habit of online shopping, the company specifically developed a mobile shopping app.

Aiming at my problem of inaccurate pronunciation, the teacher spent ten minutes after class every day helping me practice.

The doctor prescribed a new medicine specifically for his condition, and after taking it for two weeks, his cough improved noticeably.

In response to traffic congestion during peak tourist seasons, the government increased subway frequency and extended operating hours.

This book specifically addresses grammar difficulties that beginners might encounter, explaining them in detail in simple Chinese.