1
movement (of the body);action;motion;gesture
彼は動作がぎこちない。
He is awkward in his movements.
2
bearing;carriage;behaviour;behavior;demeanour;demeanor
3
operation (of a machine, software, etc.);running;working;functioning
福祉予算を犠牲にして打ち上げられた人工衛星は、正常に動作しなかった。
The artificial satellite launched at the cost of the welfare budget did not work properly.