Meanings

loopback test

loopback test

loopback point

returned-content entry

echo check

reply request indication

obligation of restitution

history repeats itself

to grasp back

to gaze back at

to rise

to rewind

rotating stage machinery, which rolls backwards 90 degrees to reveal the next scene

to smile back (at a person)

turning back

symbol indicating a repeated character

coin return slot

digging up, removing sprouts from, and replanting tubers (esp. of the sweet potato) to make for a bigger end product

return of the rainy season

bamboo wall-top spikes (or wood, iron)