1·Learners can lack motivation if something is too difficult - or too easy.
太难或太容易都会导致学员们失去学习的积极性。
2·If you're really disorganized and lack motivation, then you can spend time trying to increase your total output.
如果你真的没有组织能力，缺乏动力，那么你可以花些时间来设法提高你的总产出。
3·Creatures that lack motivation, that find it easy to slip into oblivious rapture, are likely to lead short (if happy) lives.
生物没有动机的很容易滑进不易察觉的极度欢喜中，这有可能导致短暂的生命。
4·However, under the circumstance that English courses are required, some non - English majors lack motivation to learn English.
然而，在大学英语为必修通识课的情形下，却有一批为数不少的大学生，缺乏必要的学习动机。
5·It decreases students' interest in learning physics and students lack motivation for learning physics. Motivation is the source of learning.
动机是学习的源泉，如何在物理教学中激发学生学习动机，是摆在物理教学面前的重大课题。
6·The young college students should be a vibrant, high-spirited generation, why they have the weakness of depression, lack of hard work and great vision, and lack motivation to learn and so on.
青年大学生本应该是朝气蓬勃、意气风发的一代，为什么却意志消沉，缺乏吃苦耐劳精神及远大抱负，学习动力不足等弱点。
7·He admitted a lack of motivation and a feeling of sloth.
他承认自己缺乏动力，感觉懒散。
—— 《柯林斯英汉双解大词典》
8·In particular, attributing poor performance to a lack of ability depresses motivation more than does the belief that lack of effort is to blame.
将表现不佳归咎于能力不足比将其视为缺乏努力尤其更能打击人的积极性。
9·At the same time, a lack of forthrightness on the part of organizations has led to increased cynicism among employees about management's motivation and competence.
与此同时，由于组织缺乏直率，导致员工对管理人员的动机和能力越来越怀疑。
10·Researchers from Pennsylvania found that a high IQ score required both high intelligence and high motivation but a low IQ score could be the result of a lack of either factor.
宾夕法尼亚州的研究人员发现，高智商不仅要求高智力，还要求高积极性，而低智商则可能两者都不具备。