1
be senseless
After the accident, he was senseless for several minutes.
事故发生后，他几分钟不省人事。
无意义的；无目的的；无用的
先理解核心含义，再看它在真实句子里的用法。
无意义的；无目的的；无用的
Having no meaning, purpose, or useful effect; pointless.
After the accident, he was senseless for several minutes.
事故发生后，他几分钟不省人事。
无感觉或工作欲望；失去知觉的。
Without feeling or desire to work; deprived of sensation.
不理智的
not marked by the use of reason
缺乏意义或目的；没有常识的。
Lacking meaning or purpose; without common sense.
无反应的
unresponsive to stimulation
The boxer was knocked senseless by a powerful punch.
那位拳击手被一记重拳打得失去了知觉。
AI contextual example
After standing in the freezing wind for hours, her fingers grew senseless from the cold.
在寒风中站了几个小时后，她的手指冻得失去了知觉。
AI contextual example
The patient lay senseless on the operating table under the influence of anesthesia.
病人在麻醉作用下毫无知觉地躺在手术台上。
AI contextual example
a senseless act
一个毫无意义的行为。
WordNet
After the accident, he was senseless for several minutes.
事故发生后，他几分钟不省人事。
The blow knocked him senseless.
那一击把他打晕了。
She lay senseless on the floor.
她躺在地板上，不省人事。
Not this
Don't talk senseless.
Use this
Don't talk nonsense.
“senseless”是形容词，意为“无意义的”，而“talk”后需接名词作宾语，应用名词“nonsense”。汉语中“说无意义的话”易直接翻译为“talk senseless”，但英语中需用名词形式。
Not this
He was senseless of the danger.
Use this
He was insensible to the danger.
“senseless”表示“无感觉的、不省人事的”，不用于表达“对某事无感知”；表示“未察觉”应用“insensible to”或“unaware of”。汉语结构“对…无感觉”直接对应“senseless of”是典型的母语负迁移错误。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
无谓的暴力；无意义的暴力行为
The community was outraged by the senseless violence downtown.
社区对市中心的无谓暴力感到愤慨。
把……打得不省人事；使失去知觉
The boxer was knocked senseless by a single punch.
拳击手被一击打得不省人事。
毫无意义的浪费
Don't spend all your savings on that; it's a senseless waste.
别把积蓄都花在那上面，那是毫无意义的浪费。
愚蠢的行为；无谓的行为
Her decision to quit her job without a plan was a senseless act.
她毫无计划地辞职是个愚蠢的行为。
把某人打得失去知觉
The attackers beat him senseless and left him in the street.
袭击者把他打得失去知觉，然后扔在了街上。
喝得不省人事
He drank himself senseless at the party and couldn't remember anything the next morning.
他在聚会上喝得不省人事，第二天早上什么都不记得了。
无谓的暴力
The community was shocked by the senseless violence that erupted over a parking space.
社区对因一个停车位而爆发的无谓暴力感到震惊。
Use senseless naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
由 sense（感觉/理智）+ less（无）构成：无感觉、无理智、无意义。记住 -less 就是“没有”。
语域：mixed 常见场景：新闻报道、日常叙述、正式评论 该词的语体随具体含义而变化：表示“无意义的（如暴力行为）”时多用于新闻报道和正式评论；表示“失去知觉”时比较常见于口语或叙述；表示“不理智的”时通常偏正式。总体上属于中性偏正式，需根据语境选择。
True rhyme: defenseless /dɪˈfɛnsləs/ matches senseless /ˈsɛnsləs/ in the stressed vowel and following sounds. The other -less words (careless, hopeless, useless, endless) look like they might rhyme but do not: their stressed vowels or following consonants differ (e.g., /ˈkɛrləs/, /ˈhoʊpləs/, /ˈjuːsləs/, /ˈɛndləs/).
Dictionary facts from ECDICT, WIKTIONARY.