1
be weak (at/in) something
She is weak at math.
她不擅长数学。
虚弱的；无力的
先理解核心含义，再看它在真实句子里的用法。
虚弱的；无力的
lacking physical strength
She is weak at math.
她不擅长数学。
缺乏力量(通常是力量)或能力。
Lacking in force (usually strength) or ability.
体力不足的
wanting in physical strength
无法承受巨大重量、压力或应变。
Unable to sustain a great weight, pressure, or strain.
过于稀释的；淡而无味的
overly diluted; thin and insipid
After the long illness, she still felt too weak to walk up the stairs.
大病之后，她仍然虚弱得无法上楼。
AI contextual example
His voice was so weak that I could hardly hear him.
他的声音很微弱，我几乎听不见。
AI contextual example
The puppy was the weakest of the litter and needed extra care.
这只小狗是那窝里最弱的，需要格外照顾。
AI contextual example
a weak pillar
一根不结实的柱子
WordNet
She is weak at math.
她不擅长数学。
He was weak from hunger.
他因饥饿而虚弱。
weak修饰名词时通常表示‘不牢固的’或‘不充分的’。
They presented a weak argument.
他们提出了一个不充分的论据。
Not this
He has a weak.
Use this
He has a weakness.
形容词“weak”不能直接作宾语名词，应用名词形式“weakness”。
Not this
She is more weak than her sister.
Use this
She is weaker than her sister.
单音节形容词“weak”的比较级应加“-er”变为“weaker”，而非使用“more”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
弱点
Everyone has their weak points.
每个人都有他们的弱点。
薄弱环节
The weak link in the system caused the failure.
系统中的薄弱环节导致了故障。
疲软的经济
The weak economy led to high unemployment.
疲软的经济导致了高失业率。
弱信号
The weak signal made it hard to hear the radio.
弱信号使得收音机很难听清。
淡茶
I prefer strong coffee to weak tea.
比起淡茶，我更喜欢浓咖啡。
不充分的证据
The case was dismissed due to weak evidence.
由于证据不充分，此案被驳回。
膝盖发软，激动或紧张得站不稳
She felt weak at the knees when she saw her favorite singer.
当她看到她最喜欢的歌手时，她觉得膝盖发软。
弱点，薄弱环节
Math has always been my weak spot in school.
数学一直是我在学校的弱项。
薄弱环节，最弱的一环
The outdated security system is the weak link in our defense.
过时的安全系统是我们防御中的薄弱环节。
心灵固然愿意，肉体却软弱。
I wanted to exercise, but I felt too weak to get out of bed.
我想锻炼，但觉得太虚弱了，起不了床。
弱者死，强者生。
He was too weak to survive the harsh winter.
他太虚弱了，无法挨过严冬。
发长 /iː/ 音 (如 sea, tea)
Same pattern, same sound
Use weak naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
发音同'week'，虚弱的人需要休息一周。
通常用于描述身体虚弱、能力不足或论点薄弱等情况，属于中性词，但根据语境可带有轻微负面含义。
All listed words share the /iːk/ sound and rhyme with 'weak'. Be cautious of lookalikes like 'steak' which is pronounced /steɪk/.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.
Watch the sound change