1
laboriously + verb
本结构把 laboriously 放在动词前，强调动作本身非常费力且缓慢。
She laboriously cleaned every corner of the kitchen.
她费力地把厨房的每个角落都擦干净了。
辛苦地；费力地；不流畅地
先理解核心含义，再看它在真实句子里的用法。
辛苦地；费力地；不流畅地
in a laborious manner
She laboriously cleaned every corner of the kitchen.
她费力地把厨房的每个角落都擦干净了。
付出巨大努力地；费力地。
With great expenditure of effort, in a manner requiring much labor.
She laboriously copied every word of the report by hand.
她辛苦地用手抄写了报告中的每一个字。
He laboriously climbed the steep hill with a heavy backpack.
他背着沉重的背包费力地爬上了陡峭的山丘。
They laboriously sorted through hundreds of old files to find the document.
他们费力地翻查了数百份旧文件才找到那份文件。
本结构把 laboriously 放在动词前，强调动作本身非常费力且缓慢。
She laboriously cleaned every corner of the kitchen.
她费力地把厨房的每个角落都擦干净了。
当动词后没有宾语时，laboriously 常紧跟在动词之后。
They marched laboriously through the mud.
他们在泥泞中费力地行进。
被动语态中，laboriously 放在过去分词之前，突出完成该动作所付出的巨大努力。
The document was laboriously translated into three languages.
这份文件被费力地翻译成了三种语言。
Not this
He laborious carried the heavy box up the stairs.
Use this
He laboriously carried the heavy box up the stairs.
修饰动词 carried 要用副词 laboriously；laborious 是形容词，只能修饰名词。中文的“费力地”是副词，不能说成 laborious。
Not this
The climb was laboriously.
Use this
The climb was laborious.
系动词 was 后面需要形容词作表语，laboriously 是副词，不能单独作表语。表示“费力的”要用形容词 laborious。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
辛苦地工作
She worked laboriously on her thesis for months.
她为写论文辛苦工作了几个月。
费力地攀登
The hikers climbed laboriously up the steep mountain path.
徒步者们沿着陡峭的山路费力地攀登。
费力地呼吸
After the long run, he was breathing laboriously.
长跑之后，他费力地喘着气。
吃力地写
He laboriously wrote each character by hand.
他吃力地手写每一个汉字。
Use laboriously naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 labor（劳动）：laboriously 指做事像干重活一样，辛苦又费力。
语域：formal 常见场景：formal writing、literary description 该词比较正式，多用于书面语或文学叙述中，强调动作缓慢且费力；日常口语中通常不单独使用。
laboriously 读作 /ləˈbɔːriəsli/。真正押韵的是 /ɔːriəsli/ 这一组：gloriously、victoriously、notoriously、uproariously。注意 seriously（/ˈsɪriəsli/）和 curiously（/ˈkjʊriəsli/）拼写也以 -iously 结尾，但重读元音不同，并不押韵。
Dictionary facts from ECDICT, WIKTIONARY.