non directional

基本解释

The training is often in three modes: directional, non-directional and the mixture of both.
教师培养通常可从定向型、非定向型与混合型三个渠道进行。
And because the vibrations are generated upwards from each speaker’s base, the sound produced is completely non-directional.
而且由于这些振动是由底座自下而上传送上去的，因而所发出的声音完全没有方向特异性。
For liquids with relatively simple non-directional interactions, things like organic liquids that might interact van der Waal's interactions.
对于有相对简单的,不定向的相互作用的液体，像有机液体,可能会有范德瓦耳斯相互作用。