‘敲击’ is a compound verb meaning ‘to strike’, ‘to tap’, or ‘to hit’—typically with controlled, deliberate force. The first character 敲 (qiāo) means ‘to knock’ or ‘to tap’, often implying rhythmic or precise contact (e.g., knocking on a door or drumming fingers). The second character 击 (jī) means ‘to strike’ or ‘to hit’, carrying a slightly stronger, more focused connotation, often used in technical, martial, or musical contexts. Together, 敲击 emphasizes purposeful, often repeated or measured impact—not random violence but intentional physical contact to produce sound, test material, trigger a response, or operate equipment.

This word is common in technical, medical, musical, and computing domains: doctors use it for percussion exams (e.g., tapping the chest), musicians for striking instruments like keyboards or drums, engineers for testing structural integrity, and computer users for pressing keys (e.g., ‘敲击键盘’). It avoids colloquial or aggressive overtones—unlike 打 (dǎ), which is broader and can mean ‘to beat’ or ‘to fight’—and instead conveys precision, function, or diagnostic intent.