1
a drop-off in [noun]
表示在某方面下降。
There has been a drop-off in sales this quarter.
本季度销售额有所下降。
下降；减少
drop-offs — plural of drop-off
先理解核心含义，再看它在真实句子里的用法。
下降；减少
a noticeable decrease or decline
There has been a drop-off in sales this quarter.
本季度销售额有所下降。
突然的下坡或悬崖
A sudden downward slope or cliff.
减少,尤其是突然的减少
A decrease; especially, a sudden one.
投递；留下包裹等的行为
A delivery; the act of leaving a package, etc.
乘客(如学生)被放下的时间或行为
A time during which passengers, such as school children, are dropped off; the event or act of dropping them off.
There has been a sharp drop-off in sales this quarter.
本季度销售额急剧下降。
The team noticed a drop-off in performance after the break.
团队注意到休息后表现有所下降。
Experts predict a drop-off in energy use over the next decade.
专家预测未来十年能源使用量会减少。
表示在某方面下降。
There has been a drop-off in sales this quarter.
本季度销售额有所下降。
表示下降的具体数量或比例。
The company reported a drop-off of 15% in profits.
公司报告利润下降了15%。
用于形容悬崖或陡坡。
The trail ends at a steep drop-off into the valley.
小路的尽头是通往山谷的陡峭悬崖。
Not this
There was a sudden drop off in attendance.
Use this
There was a sudden drop-off in attendance.
中文学习者常将名词 'drop-off' 误写成动词短语 'drop off'。作为名词时应使用连字符，表示‘下降’或‘减少’。
Not this
The company experienced several drop-off in revenue.
Use this
The company experienced several drop-offs in revenue.
'drop-off' 是可数名词，复数形式应为 'drop-offs'，表示多次下降。
Choose the next layer that will help you use drop-offs with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
Use drop-offs naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.