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retractable
This term describes a mechanical capability where a component can be withdrawn into a concealed space or collapsed to save room. It is most frequently used in technical, industrial, or automotive contexts to describe hardware designed for efficiency and space-saving.
While similar to "collapsible," "retractable" specifically implies a movement of pulling back or drawing in, often via a spring, motor, or sliding mechanism. A collapsible item might simply fold, but a retractable item typically disappears into a housing or body.
Ý nghĩa
Ví dụ
I prefer a retractable pen because I always lose the caps.
The aircraft lowered its retractable landing gear for the final approach.
Cats have retractable claws that they can extend when hunting.
This desk has a retractable keyboard tray to save space in the office.
Wait, does this vacuum cleaner have a retractable cord?
The stadium features a retractable roof to protect fans from the rain.
I need a retractable measuring tape for this project.
The robot was equipped with a retractable arm for precise movements.