deplete
- v. 耗尽, 使减少
- Definition
- v. to reduce the amount of something until little is left
- Example
- Long hours of studying can deplete your energy quickly.
- 长时间学习会很快耗尽你的精力。
Synonyms & Differences 近义词辨析
Compared meaning: to use up energy, time, or resources completely (verb).
比较义项：耗尽、用光（精力、时间、资源等）（动词）。
- exhaust
Exhaust stresses using something up completely, to the very last bit, and often extends to tiring a person out entirely; it pairs naturally with energy, patience or supplies.
exhaust强调将某物完全用尽，一点不剩，也常引申为使人彻底筋疲力尽；常与精力、耐心、储备等词搭配。
The long negotiation completely exhausted the mediator's patience by the final hour.
冗长的谈判到最后一个小时，已经让调解员的耐心彻底耗尽。
- expend
Expend is a formal word for spending a resource deliberately for a purpose, most often time, money or effort, with no sense of the resource running out.
expend是较为正式的词，指为某个目的而有意地花费一种资源，最常与时间、金钱或精力搭配，不含‘资源耗尽’的意味。
The team expended considerable effort designing a website that no one visited.
团队花费了大量精力设计了一个几乎无人访问的网站。
- deplete 本词
Deplete focuses on a measurable stock or supply being gradually reduced over time until little remains, common in financial or health contexts.
deplete强调某种可测量的储备或供给随时间逐渐减少，直至所剩无几，常用于财务或健康语境。
The department's budget was steadily depleted by unexpected repair costs throughout the year.
由于全年意外的维修费用，部门的预算被逐渐耗尽。
Exhaust, expend, and deplete mean using up a resource, but differ. Exhaust stresses using something up completely. Expend is formal, meaning spending time, money, or effort on purpose. Deplete stresses a supply slowly shrinking over time. Exhaust meaning waste gas is not compared here.
这三个词都表示把某种资源用光，但语气和搭配不同：exhaust强调彻底用尽、一点不剩，也常引申为使人筋疲力尽；expend是较正式的词，强调有目的地花费时间、金钱或精力，不含“用光”的意味；deplete强调储备或供给逐渐减少直至所剩无几，常用于财务或健康语境。这里不比较exhaust作名词表示“废气”的意思。