directionless pressure无定向压力;静压力;流体静压力
directionless structure无向构造
directionless guide line无定向导线
directionless full picture无向完全图
ADJ（形容词） If you describe an activity or an organization as directionless, you mean that it does not seem to have any point or purpose. If you describe a person as directionless, you mean that they do not seem to have any plans or ideas. (组织)无目标的; (个人)无计划的
...his seemingly disorganized and directionless campaign.
...他那看来既无组织又无目的竞选活动。