提出的理论是，当未利用资源数量增加时，植物群落更容易受到入侵。

The suggested theory is that a plant community becomes more susceptible to invasion whenever there is an increase in the amount of unused resources.

youdao

蒙古虽然贫穷，却有相当储量未利用的石油和矿物资源。

Mongolia, although poor, has considerable untapped resources of oil and minerals.

《柯林斯英汉双解大词典》

常规多信号分类(MUSIC)在估计信号或噪声子空间时未利用阵列的方向矢量信息。

Information on the steering vector is not exploited when estimating signal or noise subspaces in the standard multiple signal classification (MUSIC) method.

youdao

With the abhorred shears she cruelly punishes the virgin poet for his failure on the one hand to use the sexual body that God has endowed him with, but you also have the image here of the poet's death.

她用剪刀残忍了惩罚了未失童真的诗人,一方面因为他没能利用上帝赋予他的,性的肉体，但这里也有诗人死亡的形象。

耶鲁公开课 - 弥尔顿课程节选

The idea, from the beginning at the SEC, was that insiders should not be allowed to trade on information that is not properly disclosed to the public.

证交会从成立开始就规定,局内人不得利用未公开披露的信息,进行内幕交易

耶鲁公开课 - 金融市场课程节选