1
badly + past participle
常用于被动语态，表示程度深。
The house was badly damaged.
房子严重受损。
糟糕地；差劲地
worse — comparative of badly
先理解核心含义，再看它在真实句子里的用法。
糟糕地；差劲地
In a bad manner.
The house was badly damaged.
房子严重受损。
以恶劣的方式
In a bad manner.
非常；极大地
Very much; to a great degree.
He was badly injured in the accident.
他在事故中受了重伤。
She wants to travel abroad badly.
她非常想出国旅行。
The team played badly in the final.
这支队伍在决赛中表现很糟糕。
常用于被动语态，表示程度深。
The house was badly damaged.
房子严重受损。
修饰表示强烈愿望或需要的动词。
I badly need a break.
我非常需要休息。
用于形容词前，表示程度强烈。
Things went badly wrong.
事情变得非常糟糕。
用于描述行为不当或不礼貌。
The child behaved badly at school.
这孩子在学校表现不好。
Not this
He played bad.
Use this
He played badly.
错误：用形容词bad修饰动词played，应使用副词badly来修饰动词，表示‘不好地’。
Not this
I need this bad.
Use this
I need this badly.
错误：在need后使用形容词bad修饰整个句子，应使用副词badly表示‘非常需要’。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
严重损坏
The building was badly damaged in the earthquake.
那栋楼在地震中严重受损。
非常想要
I want a new job badly.
我非常想要一份新工作。
制作粗糙
This furniture is badly made.
这件家具制作粗糙。
行为恶劣
The child was badly behaved at the party.
那个孩子在派对上行为恶劣。
受到不公待遇
The employees felt they were badly treated.
员工们觉得自己受到了不公待遇。
严重受伤
He was badly hurt in the accident.
他在事故中严重受伤。
穷困的，状况差的
After losing his job, he was badly off.
失业后，他生活很拮据。
急需
The garden is badly in need of watering.
花园急需浇水。
大错特错
If you think I'll agree, you are badly mistaken.
如果你认为我会同意，那你就大错特错了。
Use worse naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
badly = bad + ly，想象考试考砸了，分数很差(badly)地写在纸上，记住‘严重地、拙劣地’。
中性词，多用于非正式口语或日常表达，表示‘非常、严重地’，如‘need badly’（非常需要）；在正式书面语中较少使用。
All words rhyme with 'badly' (stressed vowel /æ/ + /dli/).
Dictionary facts from ECDICT, WIKTIONARY.