slack off 松懈；放松；懈；疏忽;懈怠;松劲
核心含义有主动降低努力程度之意。尤其需注意 slack off on sth 这一结构的精准应用。例如：
If someone slacks off, Bill comes down hard.
如果有人怠工，比尔就会严厉地加以斥责。
When you're in the lead, don't slacken off.
领先时切勿松懈。
When you're in the lead, don't slacken off on quality control.
领先时切勿放松质量管控。
Business tends to slack off on marketing during economic downturns.
经济衰退期企业常减少营销投入。
I was exercising regularly last summer, but I've been slacking off on it recently.
去年夏天坚持锻炼，最近有所松懈。
He slacked off on planning date nights, leading to her feeling neglected.
他疏于安排约会，导致她感到被冷落。
Couples who slack off on resolving conflicts risk losing mutual understanding.
疏于解决矛盾的夫妻可能失去彼此理解。
They slacked off on addressing financial disagreements, which escalated into a major crisis.
他们疏于处理财务分歧，最终演变为重大危机。
Parents should never slack off on guiding children's moral development.
家长绝不可在引导孩子道德成长上松懈。
She slacked off on monitoring her teenager's online activities, leading to inappropriate exposure.
她疏于监管孩子的网络行为，导致其接触不良内容。
Adults often slack off on visiting elderly parents due to work pressures.
成年人常因工作压力疏于探望年迈父母。
Let's address this issue—don't slack off on us.
解决问题吧，别对我们的关系敷衍了事。（夫妻之间）
He slacked off on calling his mother weekly, causing her to feel isolated.
他疏于每周给母亲打电话，导致她感到孤独。
Let's get back on track—don't slack off on your assignments.
回归正轨，作业不可懈怠。（老师语录）
Never slack off in pursuing excellence.
追求卓越永不懈怠。
Never slack off on nurturing emotional connections.
永不懈怠情感滋养。
Don't slack off in your studies.
学习上不可懈怠。
Don't slack off on your fitness routine during holidays.
假期不可松懈健身计划。
Business tends to slack off during the winter months.
冬季业务量往往减少。（偶尔也可以用于客观趋势的变化，与主观偷懒行为形成对比。）
Consumer spending tends to slack off in recessionary periods.
消费支出在衰退期往往减少。
Consumer spending tends to slack off on non-essentials in recessionary periods.
消费支出在衰退期往往减少非必需品投入。
I was exercising regularly last summer, but I've been slacking off recently.
去年夏天坚持锻炼，最近有所松懈。
If you slack off on expressing affection, relationships can grow cold.若疏于表达爱意，感情会逐渐冷却。
Parents should never slack off in guiding children's moral development.
家长绝不可在引导孩子道德成长上松懈。
Managers must address employees who slack off during peak seasons.
管理者需处理旺季偷懒的员工。
Diplomats cannot afford to slack off during treaty negotiations.
外交官在条约谈判中容不得丝毫懈怠。
Soldiers are strictly prohibited from slacking off during combat drills.严禁士兵在实战演练中敷衍了事。
影视文学经典对白赏析
1. 《婚姻故事》（2019）
You slacked off on listening to me long before the divorce.
早在离婚前，你就疏于倾听我了。
解析：婚姻危机中，"slack off on" 被赋予情感忽视的深层含义。妮可对查理的指责揭示了长期沟通缺位对关系的致命伤害，强调亲密关系中主动倾听的必要性。
2. 《恋恋笔记本》（2004）
I never slacked off on loving you, even when you forgot me.
即使你忘记了我，我也从未疏于爱你。
解析：阿尔茨海默病背景下，诺亚的坚守体现了"slack off on"的反面——持续不懈的情感投入。这种无条件的爱成为对抗记忆消退的精神支柱，凸显爱情的韧性。
3. 《老友记》第五季
Monica: Chandler, nobody likes breaking up with someone. You just gotta do it.
Chandler: Oh, thanks, but I think she'll assume we're teaming up to slack off on her.
钱德勒担心被误解为联手敷衍。
解析：社交场景中，"slack off on" 引申为人际关系中的敷衍态度。钱德勒的顾虑反映了回避冲突可能带来的信任危机，强调直接沟通的重要性
4. 《丑女贝蒂》第四季
Some people get the job because of the flip of a coin. But it doesn't matter how you get it—it matters what you do with it. Never slack off.
有些人因运气获得职位，但关键是如何履行职责，切勿懈怠。
解析：职场逆袭语境中，"slack off" 被赋予职业道德标杆的意义，强调持续奋斗的价值。
5. 《办公室》（美版）第三季
If you slack off, you're not just letting the team down—you're betraying your own potential.
偷懒不仅辜负团队，更是对自身潜力的背叛。
解析：企业情景剧通过日常对话，将"slack off"与个人成长路径绑定，引发职场人共鸣。
