Olay onun hafızasına kazınmıştı.
- The incident was etched in his memory.
The wafer serves as the substrate for microelectronic devices built in and over the wafer and undergoes many microfabrication process steps such as doping or ion implantation, etching, deposition of various materials, and photolithographic patterning.
The memory of 9/11 is etched into my mind.