it is 'stationary', not stationary' as in materials, but 'stationary' as being still or something like that.
There are 4 syllables in "Stationary". Stationary (Stay-Shun-air-ee) 4 syllables
to stay stationary
An object that appears to stay in place is stationary.
The hand brake is on.
Not long unless they are freshwater sharks
Sharks do not need to come up for air - they are fish with gills.
Stationary mean "not moving" so it must mean the the position is not moving or stay the same place.
no
The opposite of moving would be not moving. The best opposite would be "stay put" or the similar concepts stay or remain. Another possible antonym is "stop" because it represents the opposite of something stationary that moves: something moving that becomes stationary.
The sharks that have barbels are generally nurse sharks and sharks that stay near the bottom of coral reefs as they are filter feeders and use them to scoop in plankton.
It flaps its fins really hard.