英和和英

a scroll

a vitascope

a semaphore

a semaphore

a clarion call

a run-down watch

a sharp curve

a shift key

a kinetocamera

a roll-call

a chromophotograph

a chromophotograph

a phenomenon of synchro

A top spins round and round.

a heriogram

the double-geared lifting mechanism of a crane

the chair rocked rhythmically back and forth

a word processor

a gable that is curved

a cryptogram

a day-clock

out of sync

in sync

a series of turns in ballet, called chain

to show consummate tact

clock synchronizer

synchronous oscillations

sync files with destination

sync source files with destination

an explosive mine without a mooring line that drifts in the water