adj.不动的,静止的;呆若木鸡的;不运动的;
例句:
She sat there motionless, as if spellbound.
她坐在那儿一动不动, 似乎着了魔.
With that project in his mind he stood motionless.
他脑子里有着这个打算,站在那里一动不动.
Her hands were motionless.
她双手静止不动。